This Sealey 36 Piece 1/2"" Sq Drive Impact Rated Socket Set is built for strength and durability with hardened and tempered Chrome Vanadium Steel. It is impact rated, suitable for use with any impact tool, and features a phosphate finish for added corrosion resistance. The 6-point walldrive sockets allow for up to 30% more torque transfer to the fixing. For quick and easy identification, the sockets are colour-coded with enlarged size print. The set includes standard depth sockets in sizes 10mm to 32mm, as well as deep sockets in the same range. It also comes with a 125mm extension bar and a universal joint, all supplied in a storage case. This set is backed by a lifetime guarantee.