The HiKOKI 41 piece Impact Socket & Bit Set contains a selection of the most popular sizes. Suitable for cordless and corded screwdrivers, impact drivers and hammer drills. Supplied in a hand carry case. Contains 10 x 1/2in Hex Impact Sockets 8, 10, 11, 12, 13, 14, 17, 19, 21 & 22mm 3 x 25mm Phillips Bits PH1, PH2 & PH3 3 x 25mm Pozidriv Bits PZ1, PZ2 & PZ3 7 x 25mm TORX Bits T10, T15, T20, T25, T27, T30 & T40 7 x 25mm Tamper TORX Bits TH10, TH15, TH20, TH25, TH27, TH30 & TH40 4 x 25mm Slotted Bits 3, 4, 5 & 6mm 4 x 25mm Hex Bits 3, 4, 5 & 6mm 1 x 1/2in to 1/4in Adaptor 1 x 1/2in Hex Socket Adaptor 75mm 1 x 1/4in Quick-Change Bit Holder 60mm