A 'must have' addition to any tool set as it contains all the popular heads and all the popular sizes. The 43pc set contains popular sizes of Slotted, Star, Philips, Hex, Tamper Star and Pozi bits. Star bits are are compatible with Torx® products. The set comes with a mini reversible bit ratchet wrench and a quick release bit holder. Contents: Philips: PH1 x 2, PH2 x 3, PH3 x 2. Pozi: PZ1 x 2, PZ2 x 3, PZ3 x 2. Slotted: 4, 4.5, 5, 5.5 x 2, 6 x 2. Star: T10, T15, T20, T25, T27, T30 and T40. Hex: 2mm, 2.5mm, 3mm, 4mm, 5mm, 5.5mm and 6mm. Tamper Proof Star: T10, T15, T20, T25, T30 and T40. All bits are 1/4" (6mm) hex drive and 25mm long. 1 x Quick Release Bit Holder (65mm long). 1 x Reversible 1/4" (6mm) Hex Drive Bit Ratchet (88mm long). All supplied in a handy clip shut carry case for neat storage and esy transportation.