... :Steel 3) Diameter:1.2-6.3mm, as required Pozi Flat Countersunk Head Wood Screw1) Standard: DIN, ANSI, ISO, GB2) Material: steel3 ... required4) Length: 8-150mm, as required5) Slot: phil; cross recessed6) Head: flat countersunk7) Thread: UNC, UNF8) Point: sharp point; self-tapping9) Finish ... advantage:"Fast delivery time, Reasonable price,The best service" Pozi Flat Countersunk Head Wood Screw