Set Screw

Also known as: Grub Screw, Headless Screw, Allen Set Screw

Headless screws used to secure pulleys, gears, or collars to shafts. Tightened with hex key into tapped holes.

Quick Specifications

Head Style

None

Drive Type

Hex

Thread Type

Machine

Point Type

Blunt

Dimensions

Diameter Range
0.06" - 1"
Length Range
0.125" - 4"
Measurement System
Imperial, Metric

Available Materials

Steel Stainless Steel

Standards

ASME B18.3 ISO 4026 DIN 913

Common Applications

  • + Shaft collars
  • + Pulleys
  • + Gears
  • + Knobs
  • + Handles

Not Recommended For

  • - High-torque applications requiring positive drive

Related Fasteners