Collection: Screws - Socket Cap - Alloy Steel

Screws -> Socket Cap -> Alloy Steel
Thread Size (C) Thread Length (L) Material Head Length (B Max.) Head Diameter (A Max.) Drive Depth (E) Indicative
Image
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
520
mm

(Equiv. 20.472 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Head Diameter (A Max.)
45
mm
Drive Depth (E)
15.5
mm
Socket Cap Screws - M30 - 30x3.5mm - 520 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-520-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 520 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $310.41 AUD
Regular price $372.49 AUD Sale price $310.41 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

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Thread Size (C) Thread Length (L) Material Head Length (B Max.) Indicative
Image
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
520
mm

(Equiv. 20.472 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Socket Cap Screws - M30 - 30x3.5mm - 520 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 45 mm    Drive Depth (E): 15.5 mm    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-520-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 520 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $310.41 AUD
Regular price $372.49 AUD Sale price $310.41 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
530
mm

(Equiv. 20.866 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Head Diameter (A Max.)
45
mm
Drive Depth (E)
15.5
mm
Socket Cap Screws - M30 - 30x3.5mm - 530 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-530-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 530 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $315.86 AUD
Regular price $379.04 AUD Sale price $315.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
530
mm

(Equiv. 20.866 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Socket Cap Screws - M30 - 30x3.5mm - 530 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 45 mm    Drive Depth (E): 15.5 mm    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-530-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 530 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $315.86 AUD
Regular price $379.04 AUD Sale price $315.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
540
mm

(Equiv. 21.26 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Head Diameter (A Max.)
45
mm
Drive Depth (E)
15.5
mm
Socket Cap Screws - M30 - 30x3.5mm - 540 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-540-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 540 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $321.77 AUD
Regular price $386.13 AUD Sale price $321.77 AUD
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Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
540
mm

(Equiv. 21.26 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Socket Cap Screws - M30 - 30x3.5mm - 540 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 45 mm    Drive Depth (E): 15.5 mm    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-540-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 540 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $321.77 AUD
Regular price $386.13 AUD Sale price $321.77 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
550
mm

(Equiv. 21.654 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Head Diameter (A Max.)
45
mm
Drive Depth (E)
15.5
mm
Socket Cap Screws - M30 - 30x3.5mm - 550 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-550-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 550 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $326.86 AUD
Regular price $392.24 AUD Sale price $326.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
550
mm

(Equiv. 21.654 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Socket Cap Screws - M30 - 30x3.5mm - 550 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 45 mm    Drive Depth (E): 15.5 mm    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-550-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 550 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $326.86 AUD
Regular price $392.24 AUD Sale price $326.86 AUD
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Each
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Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
560
mm

(Equiv. 22.047 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Head Diameter (A Max.)
45
mm
Drive Depth (E)
15.5
mm
Socket Cap Screws - M30 - 30x3.5mm - 560 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-560-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 560 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $348.86 AUD
Regular price $418.64 AUD Sale price $348.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
560
mm

(Equiv. 22.047 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Socket Cap Screws - M30 - 30x3.5mm - 560 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 45 mm    Drive Depth (E): 15.5 mm    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-560-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 560 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $348.86 AUD
Regular price $418.64 AUD Sale price $348.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
610
mm

(Equiv. 24.016 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Head Diameter (A Max.)
45
mm
Drive Depth (E)
15.5
mm
Socket Cap Screws - M30 - 30x3.5mm - 610 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-610-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 610 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $395.14 AUD
Regular price $474.16 AUD Sale price $395.14 AUD
Excludes GST and overseas Taxes & Duties
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Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
610
mm

(Equiv. 24.016 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Socket Cap Screws - M30 - 30x3.5mm - 610 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 45 mm    Drive Depth (E): 15.5 mm    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-610-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 610 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $395.14 AUD
Regular price $474.16 AUD Sale price $395.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
600
mm

(Equiv. 23.622 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Head Diameter (A Max.)
45
mm
Drive Depth (E)
15.5
mm
Socket Cap Screws - M30 - 30x3.5mm - 600 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-600-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 600 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $371.86 AUD
Regular price $446.24 AUD Sale price $371.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
M30 (30x3.5mm)

Thread Length (L)
600
mm

(Equiv. 23.622 in.)
Material
Black Oxide Carbon Steel 12.9

Head Length (B Max.)
30
mm
Socket Cap Screws - M30 - 30x3.5mm - 600 mm - Black Oxide Carbon Steel 12.9 Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 45 mm    Drive Depth (E): 15.5 mm    Shank Diameter (C): 29.67 - 30.00 mm    Hex Key (D): 22.00 mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC300M-600-C-SK-BO
Socket Cap Screws - M30 - 30x3.5mm - 600 mm - Black Oxide Carbon Steel 12.9 Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 10, 2025
Regular price $371.86 AUD
Regular price $446.24 AUD Sale price $371.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
63.5
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-064-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $54.68 AUD
Regular price Sale price $54.68 AUD
Excludes GST and overseas Taxes & Duties
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Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
63.5
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-064-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $54.68 AUD
Regular price Sale price $54.68 AUD
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Quantity Required

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Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
76.2
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-076-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $57.95 AUD
Regular price Sale price $57.95 AUD
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Quantity Required

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Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
76.2
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-076-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 76.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $57.95 AUD
Regular price Sale price $57.95 AUD
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Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
88.9
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-089-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $58.59 AUD
Regular price Sale price $58.59 AUD
Excludes GST and overseas Taxes & Duties
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Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
88.9
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-089-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 88.9 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $58.59 AUD
Regular price Sale price $58.59 AUD
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Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
101.6
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-102-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $61.95 AUD
Regular price Sale price $61.95 AUD
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Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
101.6
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-102-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 101.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $61.95 AUD
Regular price Sale price $61.95 AUD
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Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
114.3
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-114-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $65.86 AUD
Regular price Sale price $65.86 AUD
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Quantity Required

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Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
114.3
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-114-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 114.3 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $65.86 AUD
Regular price Sale price $65.86 AUD
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Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
127
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-127-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $67.23 AUD
Regular price Sale price $67.23 AUD
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Quantity Required

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Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
127
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-127-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 127 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $67.23 AUD
Regular price Sale price $67.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
139.7
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-140-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $69.23 AUD
Regular price Sale price $69.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
139.7
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-140-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 139.7 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $69.23 AUD
Regular price Sale price $69.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
152.4
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-152-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $73.14 AUD
Regular price Sale price $73.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
152.4
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-152-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 152.4 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $73.14 AUD
Regular price Sale price $73.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
165.1
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-165-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $79.05 AUD
Regular price Sale price $79.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
165.1
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-165-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 165.1 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $79.05 AUD
Regular price Sale price $79.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
177.8
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-178-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $86.95 AUD
Regular price Sale price $86.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
177.8
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-178-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 177.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $86.95 AUD
Regular price Sale price $86.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
203.2
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-203-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $90.23 AUD
Regular price Sale price $90.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
203.2
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-203-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 203.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $90.23 AUD
Regular price Sale price $90.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
228.6
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-229-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $117.86 AUD
Regular price Sale price $117.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
228.6
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-229-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 228.6 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $117.86 AUD
Regular price Sale price $117.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
254
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-254-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $133.05 AUD
Regular price Sale price $133.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
254
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-254-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 254 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $133.05 AUD
Regular price Sale price $133.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
304.8
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-305-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $323.41 AUD
Regular price Sale price $323.41 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 BSW (31.75mm)

Thread Length (L)
304.8
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 19.05 (3/4) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318W-305-C-SK-C
Socket Cap Screws - 1.1/4-7 BSW - 31.75mm - 304.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $323.41 AUD
Regular price Sale price $323.41 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 UNC (31.75mm)

Thread Length (L)
50.8
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 22.23 (7/8) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318C-051-C-SK-C (5 Pcs)
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $93.86 AUD
Regular price Sale price $93.86 AUD
Excludes GST and overseas Taxes & Duties
Per 5
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 UNC (31.75mm)

Thread Length (L)
50.8
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 22.23 (7/8) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318C-051-C-SK-C (5 Pcs)
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 50.8 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $93.86 AUD
Regular price Sale price $93.86 AUD
Excludes GST and overseas Taxes & Duties
Per 5
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 UNC (31.75mm)

Thread Length (L)
57.2
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 57.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 22.23 (7/8) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318C-057-C-SK-C
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 57.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $30.68 AUD
Regular price Sale price $30.68 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 UNC (31.75mm)

Thread Length (L)
57.2
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 57.2 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 22.23 (7/8) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318C-057-C-SK-C
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 57.2 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $30.68 AUD
Regular price Sale price $30.68 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 UNC (31.75mm)

Thread Length (L)
63.5
mm

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

Head Length (B Max.)
31.8
mm
Head Diameter (A Max.)
47.6
mm
Drive Depth (E)
15.75
mm
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 22.23 (7/8) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318C-064-C-SK-C (5 Pcs)
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $82.50 AUD
Regular price $99.00 AUD Sale price $82.50 AUD
Excludes GST and overseas Taxes & Duties
Per 5
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1.1/4-7 UNC (31.75mm)

Thread Length (L)
63.5
mm

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

Head Length (B Max.)
31.8
mm
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 47.6 mm    Drive Depth (E): 15.75 mm    Shank Diameter (C): 31.33 - 31.75 mm    Hex Key (D): 22.23 (7/8) mm   
Category: Screws - Socket Cap - Alloy Steel - Black Oxide
Part Number: SC318C-064-C-SK-C (5 Pcs)
Socket Cap Screws - 1.1/4-7 UNC - 31.75mm - 63.5 mm - High Tensile Steel / Black Oxide Alloy Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $82.50 AUD
Regular price $99.00 AUD Sale price $82.50 AUD
Excludes GST and overseas Taxes & Duties
Per 5
Quantity Required

Backorder: Out of Stock.