Collection: Screws - Countersunk

Screws -> Countersunk
Thread Size (C) Overall Length (L) Material Max Head Diameter Max Head Height Indicative
Image
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
38.1
mm
+ 0.0 / - 1.55
(Equiv. 1.5 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-038-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $232.50 AUD
Regular price Sale price $232.50 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C) Overall Length (L) Material Max Head Diameter Indicative
Image
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
38.1
mm
+ 0.0 / - 1.55
(Equiv. 1.5 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-038-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $232.50 AUD
Regular price Sale price $232.50 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
38.1
mm
+ 0.0 / - 1.55
(Equiv. 1.5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-038-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $64.32 AUD
Regular price Sale price $64.32 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
38.1
mm
+ 0.0 / - 1.55
(Equiv. 1.5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-038-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $64.32 AUD
Regular price Sale price $64.32 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
38.1
mm
+ 0.0 / - 1.55
(Equiv. 1.5 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-038-SK-CZ (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $140.77 AUD
Regular price Sale price $140.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
38.1
mm
+ 0.0 / - 1.55
(Equiv. 1.5 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 38.1 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-038-SK-CZ (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $140.77 AUD
Regular price Sale price $140.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 44.5 mm - High Tensile Steel / Black Oxide Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
44.5
mm
+ 0.0 / - 1.55
(Equiv. 1.752 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 44.5 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-045-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $65.86 AUD
Regular price Sale price $65.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 44.5 mm - High Tensile Steel / Black Oxide Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
44.5
mm
+ 0.0 / - 1.55
(Equiv. 1.752 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 44.5 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-045-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $65.86 AUD
Regular price Sale price $65.86 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 44.5 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
44.5
mm
+ 0.0 / - 1.55
(Equiv. 1.752 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 44.5 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-045-SK-CZ (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $143.50 AUD
Regular price Sale price $143.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 44.5 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
44.5
mm
+ 0.0 / - 1.55
(Equiv. 1.752 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 44.5 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-045-SK-CZ (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $143.50 AUD
Regular price Sale price $143.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
50.8
mm
+ 0.0 / - 1.55
(Equiv. 2 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-051-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $192.50 AUD
Regular price Sale price $192.50 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
50.8
mm
+ 0.0 / - 1.55
(Equiv. 2 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-051-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $192.50 AUD
Regular price Sale price $192.50 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
50.8
mm
+ 0.0 / - 1.55
(Equiv. 2 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-051-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $69.23 AUD
Regular price Sale price $69.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
50.8
mm
+ 0.0 / - 1.55
(Equiv. 2 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-051-SK-C (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $69.23 AUD
Regular price Sale price $69.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
50.8
mm
+ 0.0 / - 1.55
(Equiv. 2 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-051-SK-CZ (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $201.50 AUD
Regular price Sale price $201.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
50.8
mm
+ 0.0 / - 1.55
(Equiv. 2 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 50.8 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-051-SK-CZ (PK-50)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $201.50 AUD
Regular price Sale price $201.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
57.2
mm
+ 0.0 / - 1.55
(Equiv. 2.252 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-057-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $266.68 AUD
Regular price Sale price $266.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
57.2
mm
+ 0.0 / - 1.55
(Equiv. 2.252 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-057-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $266.68 AUD
Regular price Sale price $266.68 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
57.2
mm
+ 0.0 / - 1.55
(Equiv. 2.252 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-057-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $39.86 AUD
Regular price $47.84 AUD Sale price $39.86 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
57.2
mm
+ 0.0 / - 1.55
(Equiv. 2.252 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-057-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $39.86 AUD
Regular price $47.84 AUD Sale price $39.86 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
57.2
mm
+ 0.0 / - 1.55
(Equiv. 2.252 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-057-SK-CZ (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $111.41 AUD
Regular price Sale price $111.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
57.2
mm
+ 0.0 / - 1.55
(Equiv. 2.252 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 57.2 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-057-SK-CZ (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $111.41 AUD
Regular price Sale price $111.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
63.5
mm
+ 0.0 / - 1.55
(Equiv. 2.5 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-064-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $204.05 AUD
Regular price Sale price $204.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
63.5
mm
+ 0.0 / - 1.55
(Equiv. 2.5 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-064-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $204.05 AUD
Regular price Sale price $204.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
63.5
mm
+ 0.0 / - 1.55
(Equiv. 2.5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-064-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $41.86 AUD
Regular price $50.24 AUD Sale price $41.86 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
63.5
mm
+ 0.0 / - 1.55
(Equiv. 2.5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-064-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $41.86 AUD
Regular price $50.24 AUD Sale price $41.86 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
63.5
mm
+ 0.0 / - 1.55
(Equiv. 2.5 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-064-SK-CZ (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $126.59 AUD
Regular price Sale price $126.59 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
63.5
mm
+ 0.0 / - 1.55
(Equiv. 2.5 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 63.5 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-064-SK-CZ (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $126.59 AUD
Regular price Sale price $126.59 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
76.2
mm
+ 0.0 / - 2.05
(Equiv. 3 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-076-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $206.95 AUD
Regular price Sale price $206.95 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
76.2
mm
+ 0.0 / - 2.05
(Equiv. 3 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-076-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $206.95 AUD
Regular price Sale price $206.95 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
76.2
mm
+ 0.0 / - 2.05
(Equiv. 3 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-076-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $45.05 AUD
Regular price $54.05 AUD Sale price $45.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
76.2
mm
+ 0.0 / - 2.05
(Equiv. 3 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-076-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $45.05 AUD
Regular price $54.05 AUD Sale price $45.05 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
76.2
mm
+ 0.0 / - 2.05
(Equiv. 3 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-076-SK-CZ (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $166.14 AUD
Regular price Sale price $166.14 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
76.2
mm
+ 0.0 / - 2.05
(Equiv. 3 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 76.2 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-076-SK-CZ (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $166.14 AUD
Regular price Sale price $166.14 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 88.9 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
88.9
mm
+ 0.0 / - 2.05
(Equiv. 3.5 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 88.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-089-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $756.77 AUD
Regular price Sale price $756.77 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 88.9 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
88.9
mm
+ 0.0 / - 2.05
(Equiv. 3.5 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 88.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-089-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $756.77 AUD
Regular price Sale price $756.77 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
88.9
mm
+ 0.0 / - 2.05
(Equiv. 3.5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 88.9 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-089-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $55.41 AUD
Regular price Sale price $55.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
88.9
mm
+ 0.0 / - 2.05
(Equiv. 3.5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 88.9 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-089-SK-C (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $55.41 AUD
Regular price Sale price $55.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
101.6
mm
+ 0.0 / - 2.05
(Equiv. 4 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-102-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $769.23 AUD
Regular price Sale price $769.23 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - 304 Stainless Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
101.6
mm
+ 0.0 / - 2.05
(Equiv. 4 in.)
Material
304 Stainless

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-102-SK-S4 (PK-25)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $769.23 AUD
Regular price Sale price $769.23 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
101.6
mm
+ 0.0 / - 2.05
(Equiv. 4 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-102-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $28.77 AUD
Regular price $34.53 AUD Sale price $28.77 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
101.6
mm
+ 0.0 / - 2.05
(Equiv. 4 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-102-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $28.77 AUD
Regular price $34.53 AUD Sale price $28.77 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
101.6
mm
+ 0.0 / - 2.05
(Equiv. 4 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-102-SK-CZ (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $64.32 AUD
Regular price $77.18 AUD Sale price $64.32 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
5/8-11 UNC (15.88mm)

Overall Length (L)
101.6
mm
+ 0.0 / - 2.05
(Equiv. 4 in.)
Material
Zinc Plated Steel

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 101.6 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-102-SK-CZ (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $64.32 AUD
Regular price $77.18 AUD Sale price $64.32 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
114.3
mm
+ 0.0 / - 2.05
(Equiv. 4.5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 114.3 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-114-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $57.50 AUD
Regular price $69.00 AUD Sale price $57.50 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
114.3
mm
+ 0.0 / - 2.05
(Equiv. 4.5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 114.3 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-114-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $57.50 AUD
Regular price $69.00 AUD Sale price $57.50 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
127
mm
+ 0.0 / - 2.05
(Equiv. 5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Max Head Height
8.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 127 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-127-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $59.59 AUD
Regular price $71.51 AUD Sale price $59.59 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

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

Overall Length (L)
127
mm
+ 0.0 / - 2.05
(Equiv. 5 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
30.2
mm
Countersunk Screws - 5/8-11 UNC - 15.88mm - 127 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 8.2 mm    Type: 9.53 (3/8)   
Category: Screws - Countersunk - Socket
Part Number: SK159C-127-SK-C (PK-10)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 11, 2026
Regular price $59.59 AUD
Regular price $71.51 AUD Sale price $59.59 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.