12 piece metric socket set containing 12 point sockets . Also contains ratchet handle with flip reverse lever, 2 1/2? and 6? extension bars, 3/8?-1/2? adaptor as well as a universal joint. Accessories 1/2? drive ProTeng ratchet, universal joint, 21/2? & 6? extensions, 3/8? F: 1/2? M T bar adaptor Regular sockets 1/2? drive 12 point 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 22 & 24mm