1/4-20X1/2 Slotted Truss Machine Screw Fully Threaded Black Oxide (Pack Qty 3,000) BC-1408MSTB

Slotted Truss Machine Screw Fully Threaded Black Oxide

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.