6-32 x 5/16” Zinc Socket Head Machine Screw

6-32 x 5/16” Zinc Socket Head Machine Screw

You'll get better rust resistance from our zinc-plated screws than you will from screws with a standard black-oxide coating. Screws are made from an alloy steel that's comparable to Grade 8 steel and conforms to ASTM A574. Length is measured from below the head. Sold in packs of 25.