1/4” and 3/8” drive. Includes thirteen regular length 6-point 1/4" drive sockets sizes 4 mm., 4.5 mm., 5 mm., 5.5 mm., 6 mm., 6.5 mm., 7 mm., 8 mm., 9 mm., 10 mm., 11 mm., 12 mm., and 13 mm. Three regular length 8-point 1/4" drive sockets sizes 1/4", 5/16", and 3/8". Fifteen regular length 6-point 3/8" drive sockets sizes 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2", 11 mm., 12 mm., and 13 mm. Plus 3/8" reversible ratchet, 3" extension, 1/4" x 3/8" adapter, 1/4" drive nut driver, spin disc, and a molded plastic case. With handle.