Socket Shoulder Screws

Boltmasters Socket Shoulder Screws are high strength fasteners with an Internal Hex or Allen drive style and cylindrical barrel shaped head. The shoulder section of the capscrew is unthreaded then steps down to the threaded section.

View:

5/16 (1/4UNC THREAD) X 1 SHOULDER SOCKET SCREW.

Item No.05MRSW04B Low stock

1/4" - 20TPI UNC
5/16"
Hardness (HRC) 38-43
Black
1"

5/16 (1/4UNC THREAD) X 1.1/4 SHOULDER SOCKET SCREW.

Item No.05MRSW05B Low stock

1/4" - 20TPI UNC
5/16"
Hardness (HRC) 38-43
Black
1 - 1/4"

5/16 (1/4UNC THREAD) X 2.1/4 SHOULDER SOCKET SCREW.

Item No.05MRSW09B in stock

1/4" - 20TPI UNC
5/16"
Hardness (HRC) 38-43
Black
2 - 1/4"

5/16 (1/4UNC THREAD) X 5/8 SHOULDER SOCKET SCREW.

Item No.05MRSW58B in stock

1/4" - 20TPI UNC
5/16"
Hardness (HRC) 38-43
Black
5/8"

3/8 (5/16 UNC THREAD) X 1 SHOULDER SOCKET SCREW.

Item No.06MRSW04B Low stock

5/16" - 18TPI UNC
5/16" - 18TPI UNC
3/8"
Hardness (HRC) 38-43
Black
1"

3/8 (5/16 UNC THREAD) X 1.1/4 SHOULDER SOCKETSCREW.

Item No.06MRSW05B Low stock

5/16" - 18TPI UNC
3/8"
Hardness (HRC) 38-43
Black
1 - 1/4"

3/8 (5/16 UNC THREAD) X 1.3/4 SHOULDER SOCKETSCREW.

Item No.06MRSW07B Low stock

5/16" - 18TPI UNC
3/8"
Hardness (HRC) 38-43
Black
1 - 3/4"

1/2 (3/8 UNC THREAD) X 1/2 SHOULDER SOCKET SCREW.

Item No.08MRSC02B Low stock

3/8" - 16TPI UNC
1/2"
Hardness (HRC) 38-43
Black
1/2"

1/2 (3/8 UNC THREAD) X 1" SHOULDER SOCKET SCREW.

Item No.08MRSC04B Low stock

3/8" - 16TPI UNC
1/2"
Hardness (HRC) 38-43
Black
1"

1/2 (3/8 UNC THREAD) X 1.3/4 SHOULDER SOCKET SCREW.

Item No.08MRSC07B Low stock

3/8" - 16TPI UNC
1/2"
Hardness (HRC) 38-43
Black
1 - 3/4"