... Cr3+Cr6+Zinc 3.Size:Various 4.Packing:bulk Pozi Flat Head Chipboard Screw Product Feature:1. Standard: GB, DIN,ANSI, ... head, Phillips flat head, slotted flat head, Phillips oval head, slotted oval head, slotted round head, combination round head, combination truss head, Phillips truss head, slotted truss head6. Drive: Phillips, pozi ... : America, Europe, Asia, and so on. Pozi Flat Head Chipboard Screw