The Grey Pneumatic 1726M Impact Socket Set is engineered for durability and performance in demanding service applications. Manufactured from high quality chrome molybdenum steel, the sockets are designed specifically for use with impact tools. Stress is transferred toward thicker wall sections to help improve overall strength during high torque operation. The set is packaged in a molded storage case for organized storage and transport. Built to meet current industrial specifications and backed by a lifetime warranty, this set supports dependable performance in professional workshop environments.