Collection: Screws - Socket Cap - Alloy Steel

Screws -> Socket Cap -> Alloy Steel
Thread Size (C) Thread Length (L) Material Head Length (B Max.) Head Diameter (A Max.) Drive Depth (E) Indicative
Image
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 69.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
69.9
mm

(Equiv. 2.752 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 69.9 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-070-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $59.68 AUD
Regular price $71.62 AUD Sale price $59.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C) Thread Length (L) Material Head Length (B Max.) Indicative
Image
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 69.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
69.9
mm

(Equiv. 2.752 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 69.9 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-070-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $59.68 AUD
Regular price $71.62 AUD Sale price $59.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
76.2
mm

(Equiv. 3 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-076-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $63.95 AUD
Regular price $76.75 AUD Sale price $63.95 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
76.2
mm

(Equiv. 3 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-076-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $63.95 AUD
Regular price $76.75 AUD Sale price $63.95 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 82.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
82.6
mm

(Equiv. 3.252 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 82.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-083-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $65.14 AUD
Regular price $78.16 AUD Sale price $65.14 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 82.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
82.6
mm

(Equiv. 3.252 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 82.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-083-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $65.14 AUD
Regular price $78.16 AUD Sale price $65.14 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
88.9
mm

(Equiv. 3.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-089-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $66.68 AUD
Regular price $80.02 AUD Sale price $66.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
88.9
mm

(Equiv. 3.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-089-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $66.68 AUD
Regular price $80.02 AUD Sale price $66.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
101.6
mm

(Equiv. 4 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-102-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $69.05 AUD
Regular price $82.85 AUD Sale price $69.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
101.6
mm

(Equiv. 4 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-102-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $69.05 AUD
Regular price $82.85 AUD Sale price $69.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
114.3
mm

(Equiv. 4.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-114-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $86.68 AUD
Regular price Sale price $86.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
114.3
mm

(Equiv. 4.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-114-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $86.68 AUD
Regular price Sale price $86.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
127
mm

(Equiv. 5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-127-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $94.32 AUD
Regular price Sale price $94.32 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
127
mm

(Equiv. 5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-127-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $94.32 AUD
Regular price Sale price $94.32 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
139.7
mm

(Equiv. 5.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-140-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $35.68 AUD
Regular price $42.82 AUD Sale price $35.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
139.7
mm

(Equiv. 5.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-140-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $35.68 AUD
Regular price $42.82 AUD Sale price $35.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
152.4
mm

(Equiv. 6 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-152-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $37.95 AUD
Regular price $45.55 AUD Sale price $37.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
152.4
mm

(Equiv. 6 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-152-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $37.95 AUD
Regular price $45.55 AUD Sale price $37.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
165.1
mm

(Equiv. 6.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-165-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $50.86 AUD
Regular price $61.04 AUD Sale price $50.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
165.1
mm

(Equiv. 6.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-165-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $50.86 AUD
Regular price $61.04 AUD Sale price $50.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
177.8
mm

(Equiv. 7 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-178-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $59.95 AUD
Regular price Sale price $59.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
177.8
mm

(Equiv. 7 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-178-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $59.95 AUD
Regular price Sale price $59.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
203.2
mm

(Equiv. 8 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-203-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $67.68 AUD
Regular price Sale price $67.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
203.2
mm

(Equiv. 8 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-203-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $67.68 AUD
Regular price Sale price $67.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
228.6
mm

(Equiv. 9 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-229-C-SK-C (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $134.14 AUD
Regular price Sale price $134.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
228.6
mm

(Equiv. 9 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-229-C-SK-C (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $134.14 AUD
Regular price Sale price $134.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
254
mm

(Equiv. 10 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-254-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $312.41 AUD
Regular price Sale price $312.41 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
254
mm

(Equiv. 10 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-254-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $312.41 AUD
Regular price Sale price $312.41 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 279.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
279.4
mm

(Equiv. 11 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 279.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-279-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $364.41 AUD
Regular price Sale price $364.41 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 279.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
279.4
mm

(Equiv. 11 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 279.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-279-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $364.41 AUD
Regular price Sale price $364.41 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
304.8
mm

(Equiv. 12 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-305-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $408.59 AUD
Regular price Sale price $408.59 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 BSW (15.88mm)

Thread Length (L)
304.8
mm

(Equiv. 12 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 BSW - 15.88mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159W-305-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $408.59 AUD
Regular price Sale price $408.59 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 19.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
19.1
mm

(Equiv. 0.752 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 19.1 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-019-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $100.95 AUD
Regular price Sale price $100.95 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 19.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
19.1
mm

(Equiv. 0.752 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 19.1 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-019-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $100.95 AUD
Regular price Sale price $100.95 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 25.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
25.4
mm

(Equiv. 1 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 25.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-025-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $228.41 AUD
Regular price Sale price $228.41 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 25.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
25.4
mm

(Equiv. 1 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 25.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-025-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $228.41 AUD
Regular price Sale price $228.41 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 31.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 31.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-032-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $208.59 AUD
Regular price Sale price $208.59 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 31.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 31.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-032-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $208.59 AUD
Regular price Sale price $208.59 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-038-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $218.05 AUD
Regular price Sale price $218.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-038-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $218.05 AUD
Regular price Sale price $218.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 44.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
44.4
mm

(Equiv. 1.748 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 44.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-044-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $229.05 AUD
Regular price Sale price $229.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 44.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
44.4
mm

(Equiv. 1.748 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 44.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-044-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $229.05 AUD
Regular price Sale price $229.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
50.8
mm

(Equiv. 2 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-051-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $239.23 AUD
Regular price Sale price $239.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
50.8
mm

(Equiv. 2 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-051-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $239.23 AUD
Regular price Sale price $239.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
57.2
mm

(Equiv. 2.252 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-057-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $39.05 AUD
Regular price $46.85 AUD Sale price $39.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
57.2
mm

(Equiv. 2.252 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-057-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $39.05 AUD
Regular price $46.85 AUD Sale price $39.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
63.5
mm

(Equiv. 2.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Head Diameter (A Max.)
23.8
mm
Drive Depth (E)
7.80
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-064-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $42.41 AUD
Regular price $50.89 AUD Sale price $42.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
63.5
mm

(Equiv. 2.5 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 23.8 mm    Drive Depth (E): 7.80 mm    Shank Diameter (C): 15.65 - 15.88 mm    Hex Key (D): 12.70 (1/2) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC159C-064-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $42.41 AUD
Regular price $50.89 AUD Sale price $42.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.