Made Of S2 Steel And ABS Resin Triax 1120. Includes Phillips: #1, #2, Slotted: 5.5 mm, Torx T9, T10, T15, T20, T25, T27, T30, T40 Bits. Bits Are Conveniently Stored Inside The Handle. Shaft Opening Serves As A 1/4 Inch Hex Driver. Perfect For Mechanics And Car Repair. Made In USA.