Socket screws have an allen wrench drive.

Socket cap, Stainless steel black oxide finish, 20, 3/4"

Socket head screw

Socket cap

Socket caps have a small cylindrical head with tall vertical sides. Allen (hex socket) drive is a six-sided recess for use with an Allen wrench (hex key).

  • Stainless steel 18-8 black oxide finish

See also

Socket product

Metric socket screws

Screws with an Allen wrench drive.

Set screw

Set screws

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

Shoulder bolt

Shoulder bolts

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