Magnusson Standard Socket Set, MT80 featuring a standard socket type is a must-have for any tool box Socket Set is forged from high-quality chrome vanadium steel Socket set includes 19 x ½" 12-point sockets (8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 27, 30 and 32 mm), 3 x extensions bars (50, 125 and 250 mm), sliding T-head 3/8" Fx ½" M, universal joint, ½" ratchet handle and carry case Set has a socket drive of size ½" Magnusson Standard Socket Set displays measurements according to metric system of measurement