The STANLEY FatMax Bit Ratchet Set covers a wide range of applications due to the useful integrated magnetic bit holder and quick change socket wrench screw. These bits are perfect for use in a power drill, cordless drills, impact driver, electric screwdriver, and much more. The modularized storage making pick-up, carrying, and storing of accessories easier. Supplied in a durable case. Contains: 3 x 25mm Phillips Bits: PH1, PH2, PH3. 3 x 25mmPozidriv Bits: PZ1, PZ2, PZ3. 8 x 25mm Torx Bits: T8, T10, T15, T20, T25, T27, T30, T40. 7 x 25mm Tamperproof Torx Bits: T10, T15, T20, T25, T27, T30, T40. 4 x 25mm Slotted Bits: 4, 4.5, 6.5, 8mm. 4 x 25mm Hexagonal Bits: 3, 4, 5, 6mm. 1 x Adaptor. 1 x Magnetic Bit Holder 60mm. 1 x 1/4in Mini Ratchet.