iTorque Bit Set, 52 Piece. Includes 9-45 In/lbs. (1.0-6.0Nm) Digital Handle, Slotted 4.5, 5.5, 6.5, 8.0mm, Phillips #0, #1, #2, #3, Pozidriv® #0, #1, #2, #3, Hex Inch 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16", Hex Metric 1.5, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0, 8.0mm, Torx® T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, Square #1, #2, #3, Tri-Wing #0, #1, #2, #3, #4, Torq Set #4, #5, #6, #8 Insert Bits & 1/4" Bit holder adapter. With certificate of calibration included. With built in click counter. Auto shut off. Fast adjusting. Accurate +/- 6%. Bits impact resistant modified chrome-vanadium-molybdenum steel tool, hardened. In metal storage box.