Grub Screw M4 x 20mm A2 Stainless Steel DIN 916

Grub Screw
Hexagon Socket Head
Metric
Stainless Steel A2 Grade 304
Dia: M4
Pitch: 0.7
Length: 20mm
DIN 7791
Allen Key Size: 2mm
To lock one part onto another, such as a gear to a shaft, without the need for a nut.
The point creates pressure against a shaft or other part, preventing it from moving or slipping.
Used in mechanical and engineering applications where precise torque and a secure, non-damaging fastening point are required.