Heavy-duty impact sockets made using chrome molybdenum alloy steel. Come in a convenient storage case.
Set includes SAE sizes: 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16", 1-1/8", and 1-1/4".