Made of high quality steel (chrome-molybdenum)
Grey Pneumatic Corp 1/2” Drive Deep Length Metric Master Set is designed to transfer the pressure from the thinnest part of the socket wall toward the thicker section, resulting in increased strength. It is made from high quality steel and chrome-molybdenum. This set is to be used with impact tools, using the most up to date industrial specifications. It is packaged in a molded storage case and is backed by a lifetime warranty.