Makita Impact XPS is new innovation in fastening with insert bits and fastening accessories built for the demands of the professional contractor. The ImpactXPS 3/8" Square 2" Socket Adapter is designed exclusively for use with high-torque impact drivers, and is engineered to last up to 90-times longer than a standard adapter. Chamfered edges of the square drive end allows for easy installion and a retension ball helps secure the socket. The high quality steel construction provides increased durability and features a matte nickel surface for best in class corrosion resistance.