General description This US PRO Impact Sockets 18PC 1/2'' Deep Set is an essential addition to any toolbox or workshop. It includes a comprehensive range of deep impact sockets and extension bars, designed for durability and ease of use. Technical specifications Socket sizes: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, and 24mm Extension bar sizes: 75mm (3"), 125mm (5"), and 250mm (10") Material: Hardened CR-V with phosphate finish Other information Supplied in a storage case Brand new with retail packaging