Grub Screw M4 x 20mm Black Gr.10.9 DIN 916

Grub Screw
Hexagon Head
Black Metric
High Tensile Grade 10.9
Dia: M4
Pitch: 0.7
Length: 20mm
DIN 916
Key Size: 2mm
The DIN 916 is a standard for hexagon socket set screws with a cup point (commonly known as a grub screw), not a hex head screw. It is a headless, fully threaded fastener used to secure components without a protruding head, providing a flush finish.