General description Deep 22mm single Hex 1/2" square drive socket, ideal for car engine maintenance and applications where regular sockets are too short for access. The six-sided socket head drives from the flats, providing more torque, which is useful for freeing seized nuts and bolts while minimizing the risk of rounding. Technical specifications Size: 22mm single Hex x 1/2"D Depth: 77mm Material: Chrome vanadium steel Finish: Polished Other information Part of a range of individual deep sockets available in various metric sizes from 10mm to 32mm. For other sizes, please see Laser Part Nos. 1982 - 1996 (10mm to 31mm).