Driven, 20 Piece, Drill Drive, Customer Care System Set, Includes Insert Bits: (1) P1, (2) P2, (1) P2 (Reduced), (1) P3, (1) Combo Bit (P2R2), (1) R1, (1) R2, (1) R3, (1) T20, (1) T25, (1) T30, 2" Power Bits: (1) P2, (1) R2, (1) T20, (1) T25, Black Oxide Drill Bits: (1) 1/8", (1) 3/16", (1) 1/4", (1), Includes, Standard bit holder, Custom Case, The tip on The Bosch Driven Bit is precision designed and CNC-milled for a better-integrated fit. This delivers more torque to the screw, lessens slippage and reduces cam-out damage, for a longer lasting bit, Magnetic tips provide a magnetized force to hold the screws on the bit, Torsion zone built to last, with a new tapered design, it absorbs the torque peaks of impact drivers to avoid breakage