Collection: Screws - Countersunk

Screws -> Countersunk
Thread Size (C) Overall Length (L) Material Max Head Diameter Max Head Height Indicative
Image
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 19.1 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-019-SK-C (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 19.1 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $130.23 AUD
Regular price $156.27 AUD Sale price $130.23 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C) Overall Length (L) Material Max Head Diameter Indicative
Image
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 19.1 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-019-SK-C (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 19.1 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $130.23 AUD
Regular price $156.27 AUD Sale price $130.23 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
25.4
mm

(Equiv. 1 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Max Head Height
5.66
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-025-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $144.77 AUD
Regular price Sale price $144.77 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
25.4
mm

(Equiv. 1 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.66 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-025-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $144.77 AUD
Regular price Sale price $144.77 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
25.4
mm
+ 0.0 / - 0.76
(Equiv. 1 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-025-SK-C (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $141.32 AUD
Regular price $169.58 AUD Sale price $141.32 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
25.4
mm
+ 0.0 / - 0.76
(Equiv. 1 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-025-SK-C (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $141.32 AUD
Regular price $169.58 AUD Sale price $141.32 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
25.4
mm

(Equiv. 1 in.)
Material
Zinc Plated Steel

Max Head Diameter
24.31
mm
Max Head Height
10.0
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - Zinc Plated Steel Slotted
Material: Zinc Plated Steel    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-025-SL-CZ (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - Zinc Plated Steel Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 29, 2025
Regular price $138.41 AUD
Regular price $166.09 AUD Sale price $138.41 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
25.4
mm

(Equiv. 1 in.)
Material
Zinc Plated Steel

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - Zinc Plated Steel Slotted
Material: Zinc Plated Steel    Max Head Height: 10.0 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-025-SL-CZ (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 25.4 mm - Zinc Plated Steel Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 29, 2025
Regular price $138.41 AUD
Regular price $166.09 AUD Sale price $138.41 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Max Head Height
5.66
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-032-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $148.77 AUD
Regular price Sale price $148.77 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.66 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-032-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $148.77 AUD
Regular price Sale price $148.77 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
31.8
mm
+ 0.0 / - 1.55
(Equiv. 1.252 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-032-SK-C (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $156.59 AUD
Regular price $187.91 AUD Sale price $156.59 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
31.8
mm
+ 0.0 / - 1.55
(Equiv. 1.252 in.)
Material
High Tensile Steel / Black Oxide

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-032-SK-C (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $156.59 AUD
Regular price $187.91 AUD Sale price $156.59 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
31.8
mm
+ 0.0 / - 1.55
(Equiv. 1.252 in.)
Material
Zinc Plated Steel

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-032-SK-CZ (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - Zinc Plated Steel Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $247.23 AUD
Regular price Sale price $247.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
31.8
mm
+ 0.0 / - 1.55
(Equiv. 1.252 in.)
Material
Zinc Plated Steel

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-032-SK-CZ (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - Zinc Plated Steel Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $247.23 AUD
Regular price Sale price $247.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
Zinc Plated Steel

Max Head Diameter
24.31
mm
Max Head Height
10.0
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - Zinc Plated Steel Slotted
Material: Zinc Plated Steel    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-032-SL-CZ (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - Zinc Plated Steel Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 29, 2025
Regular price $152.32 AUD
Regular price $182.78 AUD Sale price $152.32 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
Zinc Plated Steel

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - Zinc Plated Steel Slotted
Material: Zinc Plated Steel    Max Head Height: 10.0 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-032-SL-CZ (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 31.8 mm - Zinc Plated Steel Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 29, 2025
Regular price $152.32 AUD
Regular price $182.78 AUD Sale price $152.32 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Max Head Height
5.66
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-038-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $193.32 AUD
Regular price Sale price $193.32 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.66 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-038-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $193.32 AUD
Regular price Sale price $193.32 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-038-SK-C (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $160.05 AUD
Regular price $192.05 AUD Sale price $160.05 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-038-SK-C (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $160.05 AUD
Regular price $192.05 AUD Sale price $160.05 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-038-SK-CZ (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - Zinc Plated Steel Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $251.23 AUD
Regular price Sale price $251.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-038-SK-CZ (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - Zinc Plated Steel Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $251.23 AUD
Regular price Sale price $251.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
Zinc Plated Steel

Max Head Diameter
24.31
mm
Max Head Height
10.0
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - Zinc Plated Steel Slotted
Material: Zinc Plated Steel    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-038-SL-CZ (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - Zinc Plated Steel Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 29, 2025
Regular price $176.50 AUD
Regular price $211.80 AUD Sale price $176.50 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
Zinc Plated Steel

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - Zinc Plated Steel Slotted
Material: Zinc Plated Steel    Max Head Height: 10.0 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-038-SL-CZ (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 38.1 mm - Zinc Plated Steel Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 29, 2025
Regular price $176.50 AUD
Regular price $211.80 AUD Sale price $176.50 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 44.5 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-045-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 44.5 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $243.23 AUD
Regular price Sale price $243.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 44.5 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-045-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 44.5 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $243.23 AUD
Regular price Sale price $243.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
50.8
mm

(Equiv. 2 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Max Head Height
5.66
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-051-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $205.41 AUD
Regular price Sale price $205.41 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
50.8
mm

(Equiv. 2 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.66 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-051-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $205.41 AUD
Regular price Sale price $205.41 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-051-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $249.23 AUD
Regular price Sale price $249.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-051-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $249.23 AUD
Regular price Sale price $249.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
50.8
mm

(Equiv. 2 in.)
Material
Zinc Plated Steel

Max Head Diameter
24.31
mm
Max Head Height
10.0
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - Zinc Plated Steel Slotted
Material: Zinc Plated Steel    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-051-SL-CZ (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - Zinc Plated Steel Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 29, 2025
Regular price $201.41 AUD
Regular price $241.69 AUD Sale price $201.41 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
50.8
mm

(Equiv. 2 in.)
Material
Zinc Plated Steel

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - Zinc Plated Steel Slotted
Material: Zinc Plated Steel    Max Head Height: 10.0 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-051-SL-CZ (100 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 50.8 mm - Zinc Plated Steel Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Oct 29, 2025
Regular price $201.41 AUD
Regular price $241.69 AUD Sale price $201.41 AUD
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 57.2 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-057-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 57.2 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $243.23 AUD
Regular price Sale price $243.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 57.2 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-057-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 57.2 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $243.23 AUD
Regular price Sale price $243.23 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
63.5
mm

(Equiv. 2.5 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Max Head Height
5.66
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-064-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $245.95 AUD
Regular price Sale price $245.95 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
63.5
mm

(Equiv. 2.5 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.66 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-064-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $245.95 AUD
Regular price Sale price $245.95 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-064-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $99.59 AUD
Regular price Sale price $99.59 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-064-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $99.59 AUD
Regular price Sale price $99.59 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-064-SK-CZ (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - Zinc Plated Steel Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $129.95 AUD
Regular price Sale price $129.95 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-064-SK-CZ (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 63.5 mm - Zinc Plated Steel Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $129.95 AUD
Regular price Sale price $129.95 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
76.2
mm

(Equiv. 3 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Max Head Height
5.66
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 76.2 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-076-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 76.2 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $342.05 AUD
Regular price Sale price $342.05 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

Overall Length (L)
76.2
mm

(Equiv. 3 in.)
Material
304 Stainless

Max Head Diameter
24.31
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 76.2 mm - 304 Stainless Slotted
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.66 mm    Type: Countersunk / Slotted   
Category: Screws - Countersunk - Slotted
Part Number: SK127W-076-SL-S4 (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 76.2 mm - 304 Stainless Slotted Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $342.05 AUD
Regular price Sale price $342.05 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 76.2 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-076-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 76.2 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $136.05 AUD
Regular price Sale price $136.05 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 76.2 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-076-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 76.2 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $136.05 AUD
Regular price Sale price $136.05 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 88.9 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-089-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 88.9 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $146.14 AUD
Regular price Sale price $146.14 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 88.9 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-089-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 88.9 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $146.14 AUD
Regular price Sale price $146.14 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Max Head Height
6.4
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 101.6 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-102-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 101.6 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $200.77 AUD
Regular price Sale price $200.77 AUD
Per 50
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/2-12 BSW (12.7mm)

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

Max Head Diameter
23.8
mm
Countersunk Screws - 1/2-12 BSW - 12.7mm - 101.6 mm - High Tensile Steel / Black Oxide Socket
Material: High Tensile Steel Black Oxide    Max Head Height: 6.4 mm    Type: 7.94 (5/16)   
Category: Screws - Countersunk - Socket
Part Number: SK127W-102-SK-C (50 Pcs)
Countersunk Screws - 1/2-12 BSW - 12.7mm - 101.6 mm - High Tensile Steel / Black Oxide Socket Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025
Regular price $200.77 AUD
Regular price Sale price $200.77 AUD
Per 50
Quantity Required

Backorder: Out of Stock.