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 UNC - 15.88mm - 69.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-070-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $45.14 AUD
Regular price $54.16 AUD Sale price $45.14 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 UNC - 15.88mm - 69.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-070-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $45.14 AUD
Regular price $54.16 AUD Sale price $45.14 AUD
Priced, Stocked and Sold Per 25 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-076-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $49.41 AUD
Regular price $59.29 AUD Sale price $49.41 AUD
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Socket Cap Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-076-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $49.41 AUD
Regular price $59.29 AUD Sale price $49.41 AUD
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 82.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-083-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $54.59 AUD
Regular price $65.51 AUD Sale price $54.59 AUD
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 82.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-083-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $54.59 AUD
Regular price $65.51 AUD Sale price $54.59 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 - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-089-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $51.41 AUD
Regular price $61.69 AUD Sale price $51.41 AUD
Priced, Stocked and Sold Per 25 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-089-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $51.41 AUD
Regular price $61.69 AUD Sale price $51.41 AUD
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-102-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $58.50 AUD
Regular price $70.20 AUD Sale price $58.50 AUD
Priced, Stocked and Sold Per 25 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-102-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $58.50 AUD
Regular price $70.20 AUD Sale price $58.50 AUD
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-114-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $64.05 AUD
Regular price $76.85 AUD Sale price $64.05 AUD
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Socket Cap Screws - 5/8-11 UNC - 15.88mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-114-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $64.05 AUD
Regular price $76.85 AUD Sale price $64.05 AUD
Priced, Stocked and Sold Per 25 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-127-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $70.77 AUD
Regular price $84.93 AUD Sale price $70.77 AUD
Priced, Stocked and Sold Per 25 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-127-C-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $70.77 AUD
Regular price $84.93 AUD Sale price $70.77 AUD
Priced, Stocked and Sold Per 25 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-140-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $35.95 AUD
Regular price $43.15 AUD Sale price $35.95 AUD
Priced, Stocked and Sold Per 10 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-140-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $35.95 AUD
Regular price $43.15 AUD Sale price $35.95 AUD
Priced, Stocked and Sold Per 10 Units
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Quantity Required

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Socket Cap Screws - 5/8-11 UNC - 15.88mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-152-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $37.86 AUD
Regular price $45.44 AUD Sale price $37.86 AUD
Priced, Stocked and Sold Per 10 Units
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Socket Cap Screws - 5/8-11 UNC - 15.88mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-152-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $37.86 AUD
Regular price $45.44 AUD Sale price $37.86 AUD
Priced, Stocked and Sold Per 10 Units
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Quantity Required

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Socket Cap Screws - 5/8-11 UNC - 15.88mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-165-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $50.59 AUD
Regular price $60.71 AUD Sale price $50.59 AUD
Priced, Stocked and Sold Per 10 Units
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Socket Cap Screws - 5/8-11 UNC - 15.88mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-165-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $50.59 AUD
Regular price $60.71 AUD Sale price $50.59 AUD
Priced, Stocked and Sold Per 10 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-178-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $51.95 AUD
Regular price $62.35 AUD Sale price $51.95 AUD
Priced, Stocked and Sold Per 10 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-178-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $51.95 AUD
Regular price $62.35 AUD Sale price $51.95 AUD
Priced, Stocked and Sold Per 10 Units
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Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-203-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $75.50 AUD
Regular price Sale price $75.50 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 - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-203-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $75.50 AUD
Regular price Sale price $75.50 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 - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-229-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $82.68 AUD
Regular price Sale price $82.68 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 UNC - 15.88mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-229-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $82.68 AUD
Regular price Sale price $82.68 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 UNC - 15.88mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-254-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $120.86 AUD
Regular price Sale price $120.86 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 UNC - 15.88mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-254-C-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $120.86 AUD
Regular price Sale price $120.86 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 UNC - 15.88mm - 279.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-279-C-SK-C (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $26.32 AUD
Regular price Sale price $26.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 279.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-279-C-SK-C (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $26.32 AUD
Regular price Sale price $26.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-305-C-SK-C (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $108.68 AUD
Regular price Sale price $108.68 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 UNC - 15.88mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (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 UNC - 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: SC159C-305-C-SK-C (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $108.68 AUD
Regular price Sale price $108.68 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 UNC - 15.88mm - 355.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
355.6
mm

(Equiv. 14 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 - 355.6 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: SC159C-356-C-SK-C (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $39.05 AUD
Regular price Sale price $39.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 355.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
355.6
mm

(Equiv. 14 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 355.6 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: SC159C-356-C-SK-C (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $39.05 AUD
Regular price Sale price $39.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 381 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
381
mm

(Equiv. 15 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 - 381 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-381-C-SK-C (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $46.50 AUD
Regular price Sale price $46.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 381 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
381
mm

(Equiv. 15 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 381 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-381-C-SK-C (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $46.50 AUD
Regular price Sale price $46.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 406.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
406.4
mm

(Equiv. 16 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 - 406.4 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-406-C-SK-C (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $54.86 AUD
Regular price Sale price $54.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 406.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Thread Length (L)
406.4
mm

(Equiv. 16 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-11 UNC - 15.88mm - 406.4 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-406-C-SK-C (Each)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $54.86 AUD
Regular price Sale price $54.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 25.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (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 - 5/8-18 UNF - 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: SC159F-025-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $86.50 AUD
Regular price Sale price $86.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 25.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (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 - 5/8-18 UNF - 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: SC159F-025-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $86.50 AUD
Regular price Sale price $86.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 31.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (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 - 5/8-18 UNF - 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: SC159F-032-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $88.14 AUD
Regular price Sale price $88.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 31.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (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 - 5/8-18 UNF - 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: SC159F-032-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $88.14 AUD
Regular price Sale price $88.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 38.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (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 - 5/8-18 UNF - 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: SC159F-038-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $96.95 AUD
Regular price Sale price $96.95 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 38.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (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 - 5/8-18 UNF - 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: SC159F-038-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $96.95 AUD
Regular price Sale price $96.95 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 44.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (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 - 5/8-18 UNF - 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: SC159F-044-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $103.86 AUD
Regular price Sale price $103.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 44.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (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 - 5/8-18 UNF - 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: SC159F-044-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $103.86 AUD
Regular price Sale price $103.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 44.5 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (15.88mm)

Thread Length (L)
44.5
mm

(Equiv. 1.752 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 - 5/8-18 UNF - 15.88mm - 44.5 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: SC159F-045-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $103.86 AUD
Regular price Sale price $103.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 44.5 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Thread Size (C)
5/8-18 UNF (15.88mm)

Thread Length (L)
44.5
mm

(Equiv. 1.752 in.)
Material
High Tensile Steel / Black Oxide

Head Length (B Max.)
15.9
mm
Socket Cap Screws - 5/8-18 UNF - 15.88mm - 44.5 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: SC159F-045-C-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Tue, Jan 13, 2026
Regular price $103.86 AUD
Regular price Sale price $103.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.