Klein Tools Inc 2-in-1 Socket 1/2" X 3/8", 6 Pt

Single-ended impact socket with hands-free adjustment between 1/2-Inch and 3/8-Inch hex sizes. Deep socket with a 1/2-Inch drive is great for use in electrical and construction work. The high-torque, 6-Point design is easier to position and works with square fasteners.