Collection: Screws - Countersunk - Socket - Steel - Standard
Screws -> Countersunk -> Socket -> Steel -> StandardThread Size (C) | Overall Length (L) | Material | Max Head Diameter | Max Head Height | Minimum Thread Length (l) |
Indicative Image |
---|---|---|---|---|---|---|
Thread Size (C)
1/4-20 UNC (6.35mm)
|
Overall Length (L)
101.6
mm + 0.0 / - 1.55 (Equiv. 4 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
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Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 1.270 mm Threads Per Inch: 20 TPI | ||||||
Part Number: SK064C-102-SK-C (100 Pcs)
Countersunk Screws - 1/4-20 UNC - 6.35mm - 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
$114.86 AUD
Regular price
Unit price
/
per
Per 100
|
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Thread Size (C) | Overall Length (L) | Material | Max Head Diameter |
Indicative Image |
||
Thread Size (C)
1/4-20 UNC (6.35mm)
|
Overall Length (L)
101.6
mm + 0.0 / - 1.55 (Equiv. 4 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
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||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 1.270 mm Threads Per Inch: 20 TPI | ||||||
Part Number: SK064C-102-SK-C (100 Pcs)
Countersunk Screws - 1/4-20 UNC - 6.35mm - 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
$114.86 AUD
Regular price
Unit price
/
per
Per 100
|
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|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
9.5
mm + 0.0 / - 0.76 (Equiv. 0.374 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-010-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 9.5 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$33.23 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
9.5
mm + 0.0 / - 0.76 (Equiv. 0.374 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-010-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 9.5 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$33.23 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
12.7
mm + 0.0 / - 0.76 (Equiv. 0.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-013-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$33.23 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
12.7
mm + 0.0 / - 0.76 (Equiv. 0.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-013-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$33.23 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
15.9
mm + 0.0 / - 0.76 (Equiv. 0.626 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-016-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$34.77 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
15.9
mm + 0.0 / - 0.76 (Equiv. 0.626 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-016-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$34.77 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
19.1
mm + 0.0 / - 0.76 (Equiv. 0.752 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-019-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$34.77 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
19.1
mm + 0.0 / - 0.76 (Equiv. 0.752 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-019-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$34.77 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
25.4
mm + 0.0 / - 0.76 (Equiv. 1 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-025-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$37.95 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
25.4
mm + 0.0 / - 0.76 (Equiv. 1 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-025-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$37.95 AUD
Regular price
Unit price
/
per
Per 50
|
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|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
31.8
mm + 0.0 / - 1.02 (Equiv. 1.252 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-032-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$42.68 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
31.8
mm + 0.0 / - 1.02 (Equiv. 1.252 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-032-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$42.68 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
38.1
mm + 0.0 / - 1.02 (Equiv. 1.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-038-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$70.95 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
38.1
mm + 0.0 / - 1.02 (Equiv. 1.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-038-SK-C (50 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$70.95 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
50.8
mm + 0.0 / - 1.02 (Equiv. 2 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-051-SK-C (100 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$91.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
50.8
mm + 0.0 / - 1.02 (Equiv. 2 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-051-SK-C (100 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$91.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
63.5
mm + 0.0 / - 1.02 (Equiv. 2.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-064-SK-C (100 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$108.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
63.5
mm + 0.0 / - 1.02 (Equiv. 2.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-064-SK-C (100 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$108.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
76.2
mm + 0.0 / - 1.55 (Equiv. 3 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
Max Head Height
4.1
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-076-SK-C (100 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$126.77 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
1/4-28 UNF (6.35mm)
|
Overall Length (L)
76.2
mm + 0.0 / - 1.55 (Equiv. 3 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
13.5
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 4.1 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 3.97 (5/32) mm Countersunk Angle: 82 ° Pitch: 0.907 mm Threads Per Inch: 28 TPI | ||||||
Part Number: SK064F-076-SK-C (100 Pcs)
Countersunk Screws - 1/4-28 UNF - 6.35mm - 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
$126.77 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
12.7
mm + 0.0 / - 0.76 (Equiv. 0.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-013-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$39.50 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
12.7
mm + 0.0 / - 0.76 (Equiv. 0.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-013-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$39.50 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
15.9
mm + 0.0 / - 0.76 (Equiv. 0.626 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-016-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$41.05 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
15.9
mm + 0.0 / - 0.76 (Equiv. 0.626 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-016-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$41.05 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
19.1
mm + 0.0 / - 0.76 (Equiv. 0.752 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-019-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$42.68 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
19.1
mm + 0.0 / - 0.76 (Equiv. 0.752 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
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Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-019-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$42.68 AUD
Regular price
Unit price
/
per
Per 50
|
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|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
25.4
mm + 0.0 / - 0.76 (Equiv. 1 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
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Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-025-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$70.95 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
25.4
mm + 0.0 / - 0.76 (Equiv. 1 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
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||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-025-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$70.95 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
31.8
mm + 0.0 / - 1.02 (Equiv. 1.252 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-032-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$88.50 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
31.8
mm + 0.0 / - 1.02 (Equiv. 1.252 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-032-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$88.50 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
38.1
mm + 0.0 / - 1.02 (Equiv. 1.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-038-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$91.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
38.1
mm + 0.0 / - 1.02 (Equiv. 1.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-038-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$91.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
44.5
mm + 0.0 / - 1.02 (Equiv. 1.752 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-045-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$108.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
44.5
mm + 0.0 / - 1.02 (Equiv. 1.752 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-045-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$108.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
50.8
mm + 0.0 / - 1.02 (Equiv. 2 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-051-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$118.32 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
50.8
mm + 0.0 / - 1.02 (Equiv. 2 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-051-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$118.32 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
63.5
mm + 0.0 / - 1.02 (Equiv. 2.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-064-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$142.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
63.5
mm + 0.0 / - 1.02 (Equiv. 2.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-064-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$142.95 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
76.2
mm + 0.0 / - 1.55 (Equiv. 3 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-076-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$148.14 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
Thread Size (C)
5/16-18 BSW (7.94mm)
|
Overall Length (L)
76.2
mm + 0.0 / - 1.55 (Equiv. 3 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 100 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079W-076-SK-C (100 Pcs)
Countersunk Screws - 5/16-18 BSW - 7.94mm - 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
$148.14 AUD
Regular price
Unit price
/
per
Per 100
|
||||||
|
||||||
Thread Size (C)
5/16-18 UNC (7.94mm)
|
Overall Length (L)
12.7
mm + 0.0 / - 0.76 (Equiv. 0.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 82 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079C-013-SK-C (10 Pcs)
Countersunk Screws - 5/16-18 UNC - 7.94mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw 9 units (90 pcs) Available Now | Further orders can be expected around Fri, Sep 12, 2025 Regular price
$3.05 AUD
Regular price
Unit price
/
per
Per 10
|
||||||
Thread Size (C)
5/16-18 UNC (7.94mm)
|
Overall Length (L)
12.7
mm + 0.0 / - 0.76 (Equiv. 0.5 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 82 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079C-013-SK-C (10 Pcs)
Countersunk Screws - 5/16-18 UNC - 7.94mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw 9 units (90 pcs) Available Now | Further orders can be expected around Fri, Sep 12, 2025 Regular price
$3.05 AUD
Regular price
Unit price
/
per
Per 10
|
||||||
|
||||||
Thread Size (C)
5/16-18 UNC (7.94mm)
|
Overall Length (L)
15.9
mm + 0.0 / - 0.76 (Equiv. 0.626 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 82 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079C-016-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 UNC - 7.94mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$33.23 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
5/16-18 UNC (7.94mm)
|
Overall Length (L)
15.9
mm + 0.0 / - 0.76 (Equiv. 0.626 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 82 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079C-016-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 UNC - 7.94mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 12, 2025 Regular price
$33.23 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|
||||||
Thread Size (C)
5/16-18 UNC (7.94mm)
|
Overall Length (L)
19.1
mm + 0.0 / - 0.76 (Equiv. 0.752 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
Max Head Height
5.0
mm |
Minimum Thread Length (l)
Not Specified
mm |
![]() |
Material: High Tensile Steel Black Oxide Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 82 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079C-019-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 UNC - 7.94mm - 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
$33.23 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
Thread Size (C)
5/16-18 UNC (7.94mm)
|
Overall Length (L)
19.1
mm + 0.0 / - 0.76 (Equiv. 0.752 in.) |
Material
High Tensile Steel / Black Oxide
|
Max Head Diameter
16.7
mm |
![]() |
||
Material: High Tensile Steel Black Oxide Max Head Height: 5.0 mm Minimum Thread Length (l): Not Specified mm Hex Key (s): 4.76 (3/16) mm Countersunk Angle: 82 ° Pitch: 1.411 mm Threads Per Inch: 18 TPI | ||||||
Part Number: SK079C-019-SK-C (50 Pcs)
Countersunk Screws - 5/16-18 UNC - 7.94mm - 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
$33.23 AUD
Regular price
Unit price
/
per
Per 50
|
||||||
|