2-56X1/4 Phillips Binding Undercut Machine Screw Fully Threaded Zinc (Pack Qty 10,000) BC-0204MPB

Phillips Binding Undercut Machine Screw Fully Threaded Zinc

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.