General description A full range of impact sockets in both metric and imperial (AF) sizes. This versatile kit is designed for single hex (6pt) fixings in both 3/8" and 1/2" drive sizes, covering the majority of servicing and maintenance jobs. It is ideal for use with a cordless impact wrench or air impact gun for fast and safe adjustment of hex fixings. The kit is stored in a handled carry case to keep the set organized and easy to transport. Technical specifications 37 pieces in total 11 x 30mm deep x 3/8"D Single Hex (6pt) impact sockets Metric sizes: 8, 10, 11, 13, 14, 17, and 19mm Imperial sizes: 3/8", 1/2", 9/16", and 11/16" 23 x 38mm deep x 1/2"D Single Hex (6pt) impact sockets Metric sizes: 9, 10, 11, 12, 13, 14, 17, 18, 21, 24, 27, and 30mm Imperial sizes: 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 1", 1 1/8", and 1 1/4" Manufactured from chrome vanadium with black phosphate finish Compatibility and accessories Includes 3/8"D and 1/2"D extension bars, 75mm (3") long