This 7 Piece Draper Nut Spinner Set is manufactured with chrome vanadium steel blades that have been hardened and tempered for added strength. Each nut-spinner socket is fitted with a hex on the base delivering extra grip, ideal for when more torque is required. The set includes seven of the most common sized nut spinners: 5, 6, 7, 8, 9, 10, 13mm. The handles are fitted with soft grip handles with moulded inserts for comfort during use.