M5-0.8X16 Metric Din7985A Phil Pan Sem type H Din6902A Captive Flat Washer Full Thread Zinc (Pack Qty 4,000) BC-M516CFPP

Metric Din7985A Phil Pan Sem type H Din6902A Captive Flat Washer Full Thread 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.