[1 PC] Square Head Set Screws Case Hardened Steel Cup Point 1 1/4-7 X 3 1/2

Square Head Set Screws Case Hardened Steel Cup Point, 1 1/4-7 x 3 1/2 a high-strength fastener designed to withstand demanding conditions in mechanical assemblies.

Designed for secure locking with a square drive, these cup point set screws provide positive seating and resistance to loosening under vibration. The cup point offers a precise bearing surface that minimizes marring while delivering reliable grip on gears, collars, pulleys, and other components.

• Material: Case-hardened steel for enhanced strength and wear resistance.
• Drive: Square head for easy tightening with a standard wrench or hex key.
• Point: Cup point to improve grip and reduce slip under load.
• Size: 1 1/4-7 screw, 3 1/2 inches long.
• Finish: Case hardened surface for extended service life.
• Applications: Securing gears, pulleys, collars, and other components in machine shops, manufacturing, and automotive assemblies.

Whether you’re retrofitting old equipment or stocking a hardware supply for frequent-use projects, these square head set screws deliver dependable torque transfer and long-lasting performance in demanding environments.