Screws - Shoulder - Jig and Fixture

10 Products in this selection
  • Also known as Pivot Pin, Fulcrum Screw, Stripper Bolt, Stepped Screw and Shoulder Socket Cap Screw
  • Used in construction of tool, jig and fixture work. 4140L heat treated steel with black oxide finish.
Additional resources:
PDF Screws Catalogue
Washers
Nuts
A more concise listing may be found on the Smallparts store at Screws - Shoulder - Jig and Fixture. Smallparts promote the most popular MBA products.
Shoulder Diameter (E) Shoulder Length (A) Thread (D) Max. Thread Length (C) Head Height (B) Head Diameter (F) Indicative
Image
Shoulder Diameter (E)
6.350
mm
- 0.051 / - 0.102
(0.25 in.)
Shoulder Length (A)
6.350
mm

(0.25 in.)
Thread (D)
10-24 UNC
Max. Thread Length (C)
9.53
mm
Head Height (B)
4.76
mm
Head Diameter (F)
9.53
mm
Shoulder Screws - 6.35x6.35 mm - 10-24 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 3.18 mm   
Part Number: SHLD064-006-SKT-J-C Shoulder Screws - 6.35x6.35 mm - 10-24 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$14.41 AUD
$14.41 AUD
Each
Shoulder Diameter (E) Shoulder Length (A) Thread (D) Max. Thread Length (C) Indicative
Image
Shoulder Diameter (E)
6.350
mm
- 0.051 / - 0.102
(0.25 in.)
Shoulder Length (A)
6.350
mm

(0.25 in.)
Thread (D)
10-24 UNC
Max. Thread Length (C)
9.53
mm
Shoulder Screws - 6.35x6.35 mm - 10-24 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 4.76 mm    Head Diameter (F): 9.53 mm    Hex Key Size: 3.18 mm   
Part Number: SHLD064-006-SKT-J-C Shoulder Screws - 6.35x6.35 mm - 10-24 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$14.41 AUD
$14.41 AUD
Each
View the product page first if you are unsure.
Shoulder Diameter (E)
7.938
mm
- 0.051 / - 0.102
(0.313 in.)
Shoulder Length (A)
6.350
mm

(0.25 in.)
Thread (D)
1/4-20 UNC
Max. Thread Length (C)
11.10
mm
Head Height (B)
5.56
mm
Head Diameter (F)
11.10
mm
Shoulder Screws - 7.938x6.35 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 3.96 mm   
Part Number: SHLD079-006-SKT-J-C Shoulder Screws - 7.938x6.35 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$24.23 AUD
$24.23 AUD
Each
Shoulder Diameter (E)
7.938
mm
- 0.051 / - 0.102
(0.313 in.)
Shoulder Length (A)
6.350
mm

(0.25 in.)
Thread (D)
1/4-20 UNC
Max. Thread Length (C)
11.10
mm
Shoulder Screws - 7.938x6.35 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 5.56 mm    Head Diameter (F): 11.10 mm    Hex Key Size: 3.96 mm   
Part Number: SHLD079-006-SKT-J-C Shoulder Screws - 7.938x6.35 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$24.23 AUD
$24.23 AUD
Each
View the product page first if you are unsure.
Shoulder Diameter (E)
7.938
mm
- 0.051 / - 0.102
(0.313 in.)
Shoulder Length (A)
7.938
mm

(0.313 in.)
Thread (D)
1/4-20 UNC
Max. Thread Length (C)
11.10
mm
Head Height (B)
5.56
mm
Head Diameter (F)
11.10
mm
Shoulder Screws - 7.938x7.938 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 3.96 mm   
Part Number: SHLD079-008-SKT-J-C Shoulder Screws - 7.938x7.938 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$22.95 AUD
$22.95 AUD
Each
Shoulder Diameter (E)
7.938
mm
- 0.051 / - 0.102
(0.313 in.)
Shoulder Length (A)
7.938
mm

(0.313 in.)
Thread (D)
1/4-20 UNC
Max. Thread Length (C)
11.10
mm
Shoulder Screws - 7.938x7.938 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 5.56 mm    Head Diameter (F): 11.10 mm    Hex Key Size: 3.96 mm   
Part Number: SHLD079-008-SKT-J-C Shoulder Screws - 7.938x7.938 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$22.95 AUD
$22.95 AUD
Each
View the product page first if you are unsure.
Shoulder Diameter (E)
9.525
mm
- 0.051 / - 0.102
(0.375 in.)
Shoulder Length (A)
6.350
mm

(0.25 in.)
Thread (D)
1/4-20 UNC
Max. Thread Length (C)
9.53
mm
Head Height (B)
4.76
mm
Head Diameter (F)
15.88
mm
Shoulder Screws - 9.525x6.35 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 4.75 mm   
Part Number: SHLD095-006-SKT-J-C Shoulder Screws - 9.525x6.35 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$33.14 AUD
$33.14 AUD
Each
Shoulder Diameter (E)
9.525
mm
- 0.051 / - 0.102
(0.375 in.)
Shoulder Length (A)
6.350
mm

(0.25 in.)
Thread (D)
1/4-20 UNC
Max. Thread Length (C)
9.53
mm
Shoulder Screws - 9.525x6.35 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 4.76 mm    Head Diameter (F): 15.88 mm    Hex Key Size: 4.75 mm   
Part Number: SHLD095-006-SKT-J-C Shoulder Screws - 9.525x6.35 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$33.14 AUD
$33.14 AUD
Each
View the product page first if you are unsure.
Shoulder Diameter (E)
9.525
mm
- 0.051 / - 0.102
(0.375 in.)
Shoulder Length (A)
7.938
mm

(0.313 in.)
Thread (D)
1/4-20 UNC
Max. Thread Length (C)
9.53
mm
Head Height (B)
4.76
mm
Head Diameter (F)
15.88
mm
Shoulder Screws - 9.525x7.938 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 4.75 mm   
Part Number: SHLD095-008-SKT-J-C (500 Pcs) Shoulder Screws - 9.525x7.938 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$7,179.14 AUD
$7,179.14 AUD
Per 500
Shoulder Diameter (E)
9.525
mm
- 0.051 / - 0.102
(0.375 in.)
Shoulder Length (A)
7.938
mm

(0.313 in.)
Thread (D)
1/4-20 UNC
Max. Thread Length (C)
9.53
mm
Shoulder Screws - 9.525x7.938 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 4.76 mm    Head Diameter (F): 15.88 mm    Hex Key Size: 4.75 mm   
Part Number: SHLD095-008-SKT-J-C (500 Pcs) Shoulder Screws - 9.525x7.938 mm - 1/4-20 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$7,179.14 AUD
$7,179.14 AUD
Per 500
View the product page first if you are unsure.
Shoulder Diameter (E)
12.700
mm
- 0.051 / - 0.102
(0.5 in.)
Shoulder Length (A)
9.525
mm

(0.375 in.)
Thread (D)
5/16-18 UNC
Max. Thread Length (C)
12.70
mm
Head Height (B)
6.35
mm
Head Diameter (F)
19.05
mm
Shoulder Screws - 12.7x9.525 mm - 5/16-18 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 6.35 mm   
Part Number: SHLD127-010-SKT-J-C Shoulder Screws - 12.7x9.525 mm - 5/16-18 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$21.14 AUD
$21.14 AUD
Each
Shoulder Diameter (E)
12.700
mm
- 0.051 / - 0.102
(0.5 in.)
Shoulder Length (A)
9.525
mm

(0.375 in.)
Thread (D)
5/16-18 UNC
Max. Thread Length (C)
12.70
mm
Shoulder Screws - 12.7x9.525 mm - 5/16-18 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 6.35 mm    Head Diameter (F): 19.05 mm    Hex Key Size: 6.35 mm   
Part Number: SHLD127-010-SKT-J-C Shoulder Screws - 12.7x9.525 mm - 5/16-18 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$21.14 AUD
$21.14 AUD
Each
View the product page first if you are unsure.
Shoulder Diameter (E)
12.700
mm
- 0.051 / - 0.102
(0.5 in.)
Shoulder Length (A)
12.700
mm

(0.5 in.)
Thread (D)
3/8-16 UNC
Max. Thread Length (C)
15.88
mm
Head Height (B)
6.35
mm
Head Diameter (F)
19.05
mm
Shoulder Screws - 12.7x12.7 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 6.35 mm   
Part Number: SHLD127-013-SKT-J-C Shoulder Screws - 12.7x12.7 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$37.59 AUD
$37.59 AUD
Each
Shoulder Diameter (E)
12.700
mm
- 0.051 / - 0.102
(0.5 in.)
Shoulder Length (A)
12.700
mm

(0.5 in.)
Thread (D)
3/8-16 UNC
Max. Thread Length (C)
15.88
mm
Shoulder Screws - 12.7x12.7 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 6.35 mm    Head Diameter (F): 19.05 mm    Hex Key Size: 6.35 mm   
Part Number: SHLD127-013-SKT-J-C Shoulder Screws - 12.7x12.7 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$37.59 AUD
$37.59 AUD
Each
View the product page first if you are unsure.
Shoulder Diameter (E)
12.700
mm
- 0.051 / - 0.102
(0.5 in.)
Shoulder Length (A)
15.875
mm

(0.625 in.)
Thread (D)
3/8-16 UNC
Max. Thread Length (C)
15.88
mm
Head Height (B)
6.35
mm
Head Diameter (F)
19.05
mm
Shoulder Screws - 12.7x15.875 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 6.35 mm   
Part Number: SHLD127-016-SKT-J-C Shoulder Screws - 12.7x15.875 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$42.86 AUD
$42.86 AUD
Each
Shoulder Diameter (E)
12.700
mm
- 0.051 / - 0.102
(0.5 in.)
Shoulder Length (A)
15.875
mm

(0.625 in.)
Thread (D)
3/8-16 UNC
Max. Thread Length (C)
15.88
mm
Shoulder Screws - 12.7x15.875 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 6.35 mm    Head Diameter (F): 19.05 mm    Hex Key Size: 6.35 mm   
Part Number: SHLD127-016-SKT-J-C Shoulder Screws - 12.7x15.875 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$42.86 AUD
$42.86 AUD
Each
View the product page first if you are unsure.
Shoulder Diameter (E)
12.700
mm
- 0.051 / - 0.102
(0.5 in.)
Shoulder Length (A)
19.050
mm

(0.75 in.)
Thread (D)
3/8-16 UNC
Max. Thread Length (C)
15.88
mm
Head Height (B)
6.35
mm
Head Diameter (F)
19.05
mm
Shoulder Screws - 12.7x19.05 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 6.35 mm   
Part Number: SHLD127-019-SKT-J-C Shoulder Screws - 12.7x19.05 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$37.50 AUD
$37.50 AUD
Each
Shoulder Diameter (E)
12.700
mm
- 0.051 / - 0.102
(0.5 in.)
Shoulder Length (A)
19.050
mm

(0.75 in.)
Thread (D)
3/8-16 UNC
Max. Thread Length (C)
15.88
mm
Shoulder Screws - 12.7x19.05 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 6.35 mm    Head Diameter (F): 19.05 mm    Hex Key Size: 6.35 mm   
Part Number: SHLD127-019-SKT-J-C Shoulder Screws - 12.7x19.05 mm - 3/8-16 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$37.50 AUD
$37.50 AUD
Each
View the product page first if you are unsure.
Shoulder Diameter (E)
15.875
mm
- 0.051 / - 0.102
(0.625 in.)
Shoulder Length (A)
25.400
mm

(1 in.)
Thread (D)
1/2-13 UNC
Max. Thread Length (C)
19.05
mm
Head Height (B)
9.53
mm
Head Diameter (F)
22.23
mm
Shoulder Screws - 15.875x25.4 mm - 1/2-13 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Hex Key Size: 7.93 mm   
Part Number: SHLD159-025-SKT-J-C Shoulder Screws - 15.875x25.4 mm - 1/2-13 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$45.77 AUD
$45.77 AUD
Each
Shoulder Diameter (E)
15.875
mm
- 0.051 / - 0.102
(0.625 in.)
Shoulder Length (A)
25.400
mm

(1 in.)
Thread (D)
1/2-13 UNC
Max. Thread Length (C)
19.05
mm
Shoulder Screws - 15.875x25.4 mm - 1/2-13 UNC - Steel 4140L Heat Treated
Material: Steel 4140L Heat Treated    Head Height (B): 9.53 mm    Head Diameter (F): 22.23 mm    Hex Key Size: 7.93 mm   
Part Number: SHLD159-025-SKT-J-C Shoulder Screws - 15.875x25.4 mm - 1/2-13 UNC - Steel 4140L Heat Treated
Out of Stock | Backorder Now | Orders can be expected around Mon, Jun 02, 2025
$45.77 AUD
$45.77 AUD
Each
View the product page first if you are unsure.