Insulated Standard Square Drive Socket Set, Number of Pieces: 11, Drive Size: 3/8 IN, Number Of Points: 12, Consist Of: Standard 12 Point Socket: 3/8 IN, 7/16 IN, 1/2 IN, 9/16 IN, 5/8 IN, 11/16 IN, 3/4 IN, 13/16 IN, Extension Bar: 3 IN, 6 IN, 3/8 IN Squar