RS PRO Black, Self-Colour Steel Hex Socket Button Screw, ISO 7380, M4 x 20mm

These hexagon button head screws feature a low profile, rounded, dome-shaped head with a hexagon drive.
These fasteners are ideal when a wider bearing surface is required. Their black, self-colour finish ensures an attractive, quality appearance and finish wherever they are used.
Our RS PRO metric thread button head screws are produced in 10.9 grade black, self-colour steel.

Machine tooling
Security guarding
Engineering
Electronic applications
Domestic applications

Requires a Hex key
We offer a range of hexagon socket button screws in black, self-colour steel. They are available in various thread sizes and lengths.
Refer to the Datasheet and Range Overview download file for details.
If 12.9 black, self-colour steel is not what you are looking for we also offer the hexagon button socket screw in 10.9 bright zinc plated steel (BZP) or in A2 (304) and A4 (316) stainless steel.

Threaded in accordance with ISO 7380 standard