3/8" Dr. Socket Set - 11 Pc. Clip Rail Item No. Pack KGS 287-031 SAE, 12 Point 1 0.6 11 Sockets : 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"