Square Head Set Screws in case hardened steel with a cup point for secure, non-marring seating. This screw features a square head for wrench-driven tightening and a compact profile designed for use in fixtures and machinery. Size: 1 3/8-6 x 3 (1 3/8″ diameter, 6 threads per inch, 3″ long).

Why choose this cup point square head set screw?

• Durable material: Case hardened steel delivers outstanding wear resistance for demanding applications.
• Secure grip: Cup point provides positive contact and even load distribution to minimize slipping.
• Proven drive: Square head accepts a standard wrench for reliable torque transfer.
• Precise sizing: 1 3/8-6 x 3 offers a robust fit for fixtures requiring a longer screw.
• Versatile use: Ideal for locking components in place on machines, tooling, and assemblies.

Add these screws to your hardware kit to ensure strong, lasting fastening in demanding environments.