Flange head screw Material:1008, 1035,ss304,ss316 Size: M6*10-M20* ... Finish: Plain, black, zinc plated, H. D. G. Product Name: Flange head screw1. Standard: DIN6921 2. Material: 1008, 1035,ss304,ss3163. Size ... studs and standoffs; Knurl nuts; self-tapping threaded inserts; Blind rivets & rivet nuts, machine screws and washers. We also deal with ...