... 3.Size:Various 4.Packing:bulk Pozi Flat Head Chipboard Screw Product Feature:1. Standard: GB, DIN,ANSI, BS, JIS2. Material: 1018 ... round head, combination round head, combination truss head, Phillips truss head, slotted truss head6. Drive: Phillips, pozi, slotted, hexagon, torx, square and so onAdvantage:1 ...