WESTWARD, Screwdriver  #4 Screwdriver features a Phillips head design that offers a more secure hold on fasteners. It helps to resist slipping and stripping, yet it still cams out to prevent overtightening. Tip Size / #4 Tip Style / Phillips Overall Length / 13 in Shank Length / 8 in Shank Material / Steel Shank Shape / Hex Handle Material / Thermoplastic Vulcanizate Standards / ANSI