Williams 6-660 3 4 Drive Impact Socket 6 Point 1-7 8-Inch

From the Manufacturer Snap-on Industrial Brand JH Williams 1 7/8-Inch shallow impact socket features the super torque lobular openings for greater turning power without deforming the fastener. This socket is designed for maximum engagement on 6 point fasteners and is suitable for use with pneumatic and electric impact wrenches. It has been specially heat treated for impact use to provide long life, safety, and durability.