4-40X1/4 Phillips Hex Washer Serrated Machine Screw Full Thread Nickel (Pack Qty 10,000) BC-0404MPWSNP

Phillips Hex Washer Serrated Machine Screw Full Thread Nickel

A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screw. Machine screws form a fastening superior in strength to spaced thread screws.