A corrosion resistant steel alloy. The most common stainless steel for general hardware use.
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.
Thread locker prevents fasteners from loosening after installation. Anti-seize helps prevent seizing (galling) during installation.
Screws with no head and machine threads for use in a tapped hole.