Klein Tools 66014 2-in-1 Impact Socket, 12-Point, 7/8 and 11/16-Inch

Single-ended impact socket with hands-free adjustment between 7/8-Inch and 11/16-Inch hex sizes. Deep socket with a 1/2-Inch drive is great for general electrical and construction work. The high-torque, 12-Point design is easier to position and works with square fasteners.