A comprehensive specialist bit set including Hex and TORX* (including standard and tamperproof), TORX Plus, spline and square profiles. It also includes 11x ball end hex bits that feature an anti-slip pattern to provide a stronger grip and prevent damaging the head of the screw. All supplied in a sturdy plastic storage case, with a removable EVA foam insert to keep them organised.Hex: 1.5, 2, 2.5, 3, 4, 5, 5.5, 6, 8, 10mm & 5/64”, 3/32”, 7/64”,1/8”, 5/32”, 3/16”, 7/32”, 1/4”; Tamperproof Hex: 2, 2.5, 3, 4, 5, 6mm & 5/64”, 3/32”, 7/64”, 1/8”, 5/32”, 3/16”, 7/32”, 1/4”, 5/16”, 3/8”; Anti-slip ball end hex: 2.5, 3, 4, 5, 5.5, 6mm & 1/8”, 5/32”, 3/16”, 7/32”, 1/4”.TORX*: T6, T8, T10, T15, T20, T25, T27, T30, T40, T45, T50; Tamperproof TORX*: T8H, T20H, T25H; TORX Plus®: 8IP; 10IP, 15IP, 20IP, 25IP, 27IP, 30IP, 40IP, 45IP; Spline: M5, M6, M8; Square: S0, S1, S2, S3; 1/4"D (F) to 1/4" hex (F) bit holder & 1/4" hex (M) to 1/4"D (M) socket adaptor.Bit length: 25mm, with 1/4" shank.Bits manufactured from S2 silicon steel. Supplied in a plastic storage case.Torx® & Torx Plus® are registered trademarks of Acument Intellectual Properties, LLC.