Screw and fastener 1.Provide different fastener products 2.Standard NO.:DIN,JIS,ANSI 3.Material:Carbon ... , Self-tapping screw. Butterfly screws. Furniture nut, Set screw(DIN914), Double sided screw, flat screw, Welding screw.4.Washers: Flat washer(DIN125 ... -standard as well, we can supply Hex head bolts, hex nuts, nylon lock nuts, screws, tapping screws, etc2. We know quality is very important, so ...