Shoulder bolt

Metric shoulder bolts, 20mm shoulder (16mm x 2.0mm thread)

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

Metric shoulder bolts, 20mm shoulder (16mm x 2.0mm thread)

Shoulder bolt

Allen

Allen (hex socket) drive is a six-sided recess for use with an allen wrench (hex key).

  • Stainless steel 18-8 (A-2)
  • Stainless steel 316 (A-4)

See also

Socket product

Metric socket screws

Screws with an allen wrench drive.