RS PRO Black, Self-Colour Steel Hex Socket Countersunk Screw, DIN 7991, M8 x 40mm

Our popular hexagon socket countersunk screws are an excellent choice when you need a fastener to sit flush or below the surface of your material.
Our RS Pro metric thread countersunk screws are produced in 10.9 grade steel and are designed for light duty applications where space is limited. These fasteners have a black finish which ensures an attractive, quality appearance and finish wherever they are used.

Have the marking on the head
Tensile strength of 1220 N/mm²
Yield strength of 1100 N/mm²

Machine tooling
Security Guarding
Panel Building

Requires a Hex key
We offer a range of hexagon countersunk socket screws in black self-coloured steel, available in various thread sizes and lengths. Refer to the Datasheet and Range Overview download file for details.
If 12.9 grade black oxide self-coloured steel is not what you are looking for we also offer steel hexagon countersunk socket screws with10.9 grade in BZP or black self-coloured finish or alternatively A2 (306) and A4 (316) stainless steel.

Threaded in accordance with DIN 7991