Metric shoulder bolt

Metric shoulder bolts

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

Metric shoulder bolts
Allen Allen (hex socket) drive is a six-sided recess for use with an allen wrench (hex key). Stainless steel 18-8 (A-2) Also known as A-2 stainless, 18-8 is the most common grade of stainless steel for general use. Stainless steel 316 (A-4) Also known as A-4 stainless, 316 is a highly corrosion resistant grade of stainless steel. Ideal in salt water and chlorine environments. More expensive than 18-8. Class 12.9 steel black oxide finish A chemically produced coating that leaves the steel surface with a matte black finish and offers mild corrosion resistance. A very high strength heat treated alloy steel. Show Details Hide Details

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

Stainless steel 18-8 (A-2)
Also known as A-2 stainless, 18-8 is the most common grade of stainless steel for general use.
Stainless steel 316 (A-4)
Also known as A-4 stainless, 316 is a highly corrosion resistant grade of stainless steel. Ideal in salt water and chlorine environments. More expensive than 18-8.
Class 12.9 steel black oxide finish
A chemically produced coating that leaves the steel surface with a matte black finish and offers mild corrosion resistance. A very high strength heat treated alloy steel.

See also