This set includes a ratchet handle, sliding T-bar, 8" and 16" extensions, a carry case and sixteen 12 point sockets. Socket sizes are as follows: 3/4, 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, 1-1/2, 1-5/8, 1-3/4, 1-7/8, 2". All the tools are industrial quality, hardened and tempered, and triple chrome plated.