12mm, 18-8, 0.5mm, Allen

Metric Fasteners, 12mm, 18-8 (A-2), 0.5mm, Allen
Socket screws Screws with an Allen wrench drive.	Set screws Screws with no head and machine threads for use in a tapped hole.
Shoulder bolts Screws with an unthreaded shoulder that is larger in diameter than the threads. Also known as stripper bolts.

Metric Fasteners, 12mm, 18-8 (A-2), 0.5mm, Allen

Screws with an Allen wrench drive.

Screws with no head and machine threads for use in a tapped hole.

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