KT Pro Tools A4406SP 1/2" Drive Impact Socket Set High quality chrome molybdenum steel with precision impact-grade, heat-treated phosphate finish Available in: SAE and Metric, 6 and 12 point, 3/8 inch drive to 1-1/2 inch drive Standard, deep, bit, thin-wall, rear-wheel, and racing impact All impact sockets and impact accessories fit great with Mighty-Seven (M7) Impact Air Wrenches 1/2 inch Drive Impact Deep Sockets 6 point 3/8 inch, 7/16 inch, 1/2 inch, 9/16 inch, 5/8 inch, 11/16 inch, 3/4 inch, 13/16 inch, 7/8 inch, 15/16 inch, 1 inch, 1-1/16 inch, 1-1/8 inch, 1-1/4 inch