0.4mm, 8mm

Metric Fasteners

Metric machine screw

Machine screws

Screws with machine threads for use with a nut or in a tapped hole.
Metric socket product

Socket screws

Screws with an allen wrench drive.
Metric shoulder bolt

Shoulder bolts

Screws with an unthreaded shoulder that is larger in diameter than the threads. Also known as stripper bolts.