8mm-1.0 x 40mm Black Oxide Class 12.9 Steel Fine Thread Knurled Head Hex Socket Cap Screws

Description

Diameter: 8mm
Length: 40mm
Material: Steel
Finish: Black Oxide
Head Style: Knurled Socket (Hex)
Thread Size: 1.0mm (Fine)
Hardness: Class 12.9
Type: Socket Cap Screw
Specifications: DIN 912

Box of 6.

A socket cap screw is a type of cap screw with a hexagonal recessed drive. A hex key is required to tighten or loosen a socket screw. Socket screws are commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket.