3/8" Deep Socket Set: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4". 3/8 Shallow Socket Standard: 8-22mm. 1 pcs 1/2"Fx3/8"M Impact Adaptor. 1pcs 3/8Extension Bar (3 in and 6 in).