Collection: Screws - Socket Cap

4743 Products in this selection
This is a combined category of Socket Cap Screws.
Use the filters in the table below, or the category tree above to refine the selection. To order any item, simply click the part number for a full product page, then add to your cart.
Screws - Socket Cap
Additional resources:
PDF Screws Catalogue
Washers
Nuts
A more concise listing may be found on the Smallparts store at Screws - Socket Cap. Smallparts promote the most popular MBA products.
Thread Size (C) Thread Length (L) Material Head Length (B Max.) Head Diameter (A Max.) Drive Depth (E) Indicative
Image
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
114.3
mm

(4.5 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 114.3 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-114-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 114.3 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $66.50 AUD
Regular price Sale price $66.50 AUD
Each
Thread Size (C) Thread Length (L) Material Head Length (B Max.) Indicative
Image
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
114.3
mm

(4.5 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 114.3 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-114-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 114.3 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $66.50 AUD
Regular price Sale price $66.50 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
127
mm

(5 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 127 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-127-C-SK-C (5 Pcs) Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 127 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $221.23 AUD
Regular price Sale price $221.23 AUD
Per 5
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
127
mm

(5 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 127 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-127-C-SK-C (5 Pcs) Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 127 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $221.23 AUD
Regular price Sale price $221.23 AUD
Per 5
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
139.7
mm

(5.5 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 139.7 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-140-C-SK-C (5 Pcs) Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 139.7 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $225.41 AUD
Regular price Sale price $225.41 AUD
Per 5
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
139.7
mm

(5.5 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 139.7 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-140-C-SK-C (5 Pcs) Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 139.7 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $225.41 AUD
Regular price Sale price $225.41 AUD
Per 5
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
152.4
mm

(6 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 152.4 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-152-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 152.4 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $76.68 AUD
Regular price Sale price $76.68 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
152.4
mm

(6 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 152.4 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-152-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 152.4 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $76.68 AUD
Regular price Sale price $76.68 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
165.1
mm

(6.5 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 165.1 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-165-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 165.1 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $82.68 AUD
Regular price Sale price $82.68 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
165.1
mm

(6.5 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 165.1 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-165-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 165.1 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $82.68 AUD
Regular price Sale price $82.68 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
177.8
mm

(7 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 177.8 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-178-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 177.8 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $88.77 AUD
Regular price Sale price $88.77 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
177.8
mm

(7 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 177.8 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-178-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 177.8 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $88.77 AUD
Regular price Sale price $88.77 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
203.2
mm

(8 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 203.2 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-203-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 203.2 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $104.77 AUD
Regular price Sale price $104.77 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
203.2
mm

(8 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 203.2 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-203-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 203.2 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $104.77 AUD
Regular price Sale price $104.77 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
228.6
mm

(9 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 228.6 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-229-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 228.6 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $111.95 AUD
Regular price Sale price $111.95 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
228.6
mm

(9 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 228.6 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-229-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 228.6 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $111.95 AUD
Regular price Sale price $111.95 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
254
mm

(10 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 254 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-254-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 254 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $105.50 AUD
Regular price Sale price $105.50 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
254
mm

(10 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 254 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-254-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 254 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $105.50 AUD
Regular price Sale price $105.50 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
279.4
mm

(11 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 279.4 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-279-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 279.4 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $147.05 AUD
Regular price Sale price $147.05 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
279.4
mm

(11 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 279.4 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-279-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 279.4 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $147.05 AUD
Regular price Sale price $147.05 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
304.8
mm

(12 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 304.8 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-305-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 304.8 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $169.50 AUD
Regular price Sale price $169.50 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
304.8
mm

(12 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 304.8 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-305-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 304.8 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $169.50 AUD
Regular price Sale price $169.50 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
330.2
mm

(13 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 330.2 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-330-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 330.2 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $222.77 AUD
Regular price Sale price $222.77 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
330.2
mm

(13 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 330.2 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-330-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 330.2 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $222.77 AUD
Regular price Sale price $222.77 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
355.6
mm

(14 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 355.6 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-356-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 355.6 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $225.50 AUD
Regular price Sale price $225.50 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
355.6
mm

(14 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 355.6 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-356-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 355.6 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $225.50 AUD
Regular price Sale price $225.50 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
381
mm

(15 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 381 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-381-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 381 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $319.59 AUD
Regular price Sale price $319.59 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
381
mm

(15 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 381 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-381-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 381 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $319.59 AUD
Regular price Sale price $319.59 AUD
Each
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Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
406.4
mm

(16 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Head Diameter (A Max.)
57.2
mm
Drive Depth (E)
18.92
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 406.4 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-406-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 406.4 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $337.86 AUD
Regular price Sale price $337.86 AUD
Each
Thread Size (C)
1.1/2-6 UNC (38.1mm)
Thread Length (L)
406.4
mm

(16 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
38.1
mm
Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 406.4 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 57.2 mm    Drive Depth (E): 18.92 mm    Shank Diameter (C): 37.63 - 38.18 mm    Hex Key (D): 25.40 (1in.) mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC381C-406-C-SK-C Socket Cap Screws - 1.1/2-6 UNC -38.1mm- 406.4 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $337.86 AUD
Regular price Sale price $337.86 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
60
mm

(2.362 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Head Diameter (A Max.)
63
mm
Drive Depth (E)
21
mm
Socket Cap Screws - M42 -42x4.5mm- 60 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-060-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 60 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $128.23 AUD
Regular price Sale price $128.23 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
60
mm

(2.362 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Socket Cap Screws - M42 -42x4.5mm- 60 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 63 mm    Drive Depth (E): 21 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-060-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 60 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $128.23 AUD
Regular price Sale price $128.23 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
65
mm

(2.559 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Head Diameter (A Max.)
63
mm
Drive Depth (E)
21
mm
Socket Cap Screws - M42 -42x4.5mm- 65 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-065-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 65 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $140.32 AUD
Regular price Sale price $140.32 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
65
mm

(2.559 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Socket Cap Screws - M42 -42x4.5mm- 65 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 63 mm    Drive Depth (E): 21 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-065-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 65 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $140.32 AUD
Regular price Sale price $140.32 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
70
mm

(2.756 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Head Diameter (A Max.)
63
mm
Drive Depth (E)
21
mm
Socket Cap Screws - M42 -42x4.5mm- 70 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-070-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 70 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $134.68 AUD
Regular price Sale price $134.68 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
70
mm

(2.756 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Socket Cap Screws - M42 -42x4.5mm- 70 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 63 mm    Drive Depth (E): 21 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-070-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 70 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $134.68 AUD
Regular price Sale price $134.68 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
75
mm

(2.953 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Head Diameter (A Max.)
63
mm
Drive Depth (E)
21
mm
Socket Cap Screws - M42 -42x4.5mm- 75 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-075-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 75 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $137.05 AUD
Regular price Sale price $137.05 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
75
mm

(2.953 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Socket Cap Screws - M42 -42x4.5mm- 75 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 63 mm    Drive Depth (E): 21 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-075-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 75 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $137.05 AUD
Regular price Sale price $137.05 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
80
mm

(3.15 in.)
Material
304 Stainless
Head Length (B Max.)
42
mm
Head Diameter (A Max.)
63.0
mm
Drive Depth (E)
21.00
mm
Socket Cap Screws - M42 -42x4.5mm- 80 mm - 304 Stainless
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Stainless
Part Number: SC420M-080-C-SK-4 Socket Cap Screws - M42 -42x4.5mm- 80 mm - 304 Stainless
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $402.23 AUD
Regular price Sale price $402.23 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
80
mm

(3.15 in.)
Material
304 Stainless
Head Length (B Max.)
42
mm
Socket Cap Screws - M42 -42x4.5mm- 80 mm - 304 Stainless
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Head Diameter (A Max.): 63.0 mm    Drive Depth (E): 21.00 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Stainless
Part Number: SC420M-080-C-SK-4 Socket Cap Screws - M42 -42x4.5mm- 80 mm - 304 Stainless
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $402.23 AUD
Regular price Sale price $402.23 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
80
mm

(3.15 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Head Diameter (A Max.)
63
mm
Drive Depth (E)
21
mm
Socket Cap Screws - M42 -42x4.5mm- 80 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-080-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 80 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $138.95 AUD
Regular price Sale price $138.95 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
80
mm

(3.15 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Socket Cap Screws - M42 -42x4.5mm- 80 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 63 mm    Drive Depth (E): 21 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-080-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 80 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $138.95 AUD
Regular price Sale price $138.95 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
80
mm

(3.15 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
42.0
mm
Head Diameter (A Max.)
63.5
mm
Drive Depth (E)
24.00
mm
Socket Cap Screws - M42 -42x4.5mm- 80 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-080-C-SK-C Socket Cap Screws - M42 -42x4.5mm- 80 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $59.95 AUD
Regular price Sale price $59.95 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
80
mm

(3.15 in.)
Material
High Tensile Steel / Black Oxide
Head Length (B Max.)
42.0
mm
Socket Cap Screws - M42 -42x4.5mm- 80 mm - High Tensile Steel / Black Oxide
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 63.5 mm    Drive Depth (E): 24.00 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-080-C-SK-C Socket Cap Screws - M42 -42x4.5mm- 80 mm - High Tensile Steel / Black Oxide
Out of Stock | Backorder Now | Orders can be expected around Sat, Jul 12, 2025
Regular price $59.95 AUD
Regular price Sale price $59.95 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
85
mm

(3.346 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Head Diameter (A Max.)
63
mm
Drive Depth (E)
21
mm
Socket Cap Screws - M42 -42x4.5mm- 85 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-085-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 85 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $140.05 AUD
Regular price Sale price $140.05 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
85
mm

(3.346 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Socket Cap Screws - M42 -42x4.5mm- 85 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 63 mm    Drive Depth (E): 21 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-085-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 85 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $140.05 AUD
Regular price Sale price $140.05 AUD
Each
View the product page first if you are unsure.
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
90
mm

(3.543 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Head Diameter (A Max.)
63
mm
Drive Depth (E)
21
mm
Socket Cap Screws - M42 -42x4.5mm- 90 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-090-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 90 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $142.23 AUD
Regular price Sale price $142.23 AUD
Each
Thread Size (C)
M42 (42x4.5mm)
Thread Length (L)
90
mm

(3.543 in.)
Material
Black Oxide Carbon Steel 12.9
Head Length (B Max.)
42
mm
Socket Cap Screws - M42 -42x4.5mm- 90 mm - Black Oxide Carbon Steel 12.9
Material: High Tensile Steel Black Oxide    Head Diameter (A Max.): 63 mm    Drive Depth (E): 21 mm    Shank Diameter (C): 41.61 - 42.00 mm    Hex Key (D): 32.00 mm   
Category: Screws - Socket Cap - Alloy Steel
Part Number: SC420M-090-C-SK-BO Socket Cap Screws - M42 -42x4.5mm- 90 mm - Black Oxide Carbon Steel 12.9
Out of Stock | Backorder Now | Orders can be expected around Tue, Jun 17, 2025
Regular price $142.23 AUD
Regular price Sale price $142.23 AUD
Each
View the product page first if you are unsure.