36 Piece 3" Long Screwdriver Bit Set Hex; Pozi; Torx; Tamperproof 1/4" Hex Shank This Set of Screwdriver Bits Is Perfect For Rounding Out Any Tool Kit. Each of These Bits Features A 1/4 Shaft For Use With Power Drills; Screwdrivers And Screw Guns. The Set Includes Hex; Pozi; Phillips; Slotted; Torx And Tamper-proof Torx Bits Plus A Magnetic Hex Bit Bolder Packed In A Convenient Storage Case For Easy Portability. Durable S2 Steel For Long Life; Use In Higher Torque Applications Hex; Pozi; Phillips; Slotted; Torx And Tamper-pr