Description 11 pc. 1/2" Drive Deep Impact Socket Set - SAE 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", and 1" in a Metal Box. This item is a suitable alternative for the following: 975-M590DB, 974-M590DB, 2750M590DB