The Facom makes this Composition 1/2" impact sockets. This set includes short sockets of sizes NS.A 10 - 11 - 12 - 13 - 14 - 15 - 16 - 17 - 18 - 19 - 21 - 22 - 24 - 27 - 30 - 32 mm, long sockets: NS.LA 10 - 13 - 16 - 18 mm, sockets for aluminium rims NSI. Set suitable for all automotive work: short sockets, long sockets, sockets for aluminium rims (17 - 19 - 21 mm)
For your safety, always use impact sockets with the appropriate rings and locking pins (supplied in a cassette)