A Socket set screws is also known as a Grub screw. It has no head, the length is measured overall and are fastened using a hexagonal wrench also known as an Allen key.
These Cone Point type have a tapered conical tip designed to dig into or seat inside a matching dimple on a shaft
Use Allen key size = 4mm
Thread pitch = 1.25mm
High Tensile Class 14.9
Plain Black Finish
