Shoulder bolts, 3/4" shoulder (5/8"-11 thread) x 4-1/4"

A corrosion resistant steel alloy. The most common stainless steel for general hardware use.

A highly corrosion resistant grade of stainless steel. Ideal in salt water and chlorine environments.

A high strength heat treated alloy steel. A chemically produced coating that leaves the steel surface with a matte black finish and offers mild corrosion resistance.