Shoulder Bolt

Shoulder bolts or shoulder screws, have a long, unthreaded, cylindrical shoulder that allows for the rotation of attached parts like pulleys, gears, moving parts of engines and mechanical assemblies, and rolling wheels. A shoulder screw has a smooth shank top, or shoulder, with a narrower, threaded tip at the bottom.

Materials: Alloy Steel, Stainless Steel

Types of Shoulder Bolts:

Socket Shoulder Bolt (ASME B18.3 and ISO 7379）

Slotted Shoulder Bolt

Hex Head Shoulder Bolt

Shoulder bolts or shoulder screws, have a long, unthreaded, cylindrical shoulder that allows for the rotation of attached parts like pulleys, gears, moving parts of engines and mechanical assemblies, and rolling wheels. A shoulder screw has a smooth shank top, or shoulder, with a narrower, threaded tip at the bottom.

Materials: Alloy Steel, Stainless Steel

Types of Shoulder Bolts:

Socket Shoulder Bolt (ASME B18.3 and ISO 7379）

Slotted Shoulder Bolt

Hex Head Shoulder Bolt