1/2" Square Drive 13 Piece 12-Point SAE Chrome Hand Socket set 3/8-15/16" Input Drive Size: 1/2" Drive Shape: Square Type: 12 Point Socket Set Includes: 4405A 12 pt Sockets: 3/8", 7/16", 1/2", 9/16", 19/32", 5/8", 21/32", 11/16", 3/4", 25/32", 13/16", 7/8", 15/16 Metal Case: W168xH60xT42mm