Socket set 44 pieces. Assortment in both mm and inches. 12-point sockets with 1/2" drive, 10-32mm and 3/8"-1", long sockets 10, 13, 17, 19mm and spark plug sockets. Ratchet handle and various accessories. Screwdrivers with slots and PZ. Brought together in a strong case with metal lock and a convenient carrying handle.