... in British systerm 2. material: 45# steel 3. OEM service offered 3/4" drive 21pcs socket wrench set1. Description:16 sockets: 7/8 ... ", 15/16", 1"1-1/16", 1-1/8", 1-3 ... /16", 1-1/4", 1-5/16", 1-3/8", 1-7/16", 1-1 ... ", 1-13/16", 1-7/8", 2" 1pc 3/4" ratchet 20"1pc 3/4" sliding handle 18"2pcs extension bar 4 ...