Single-ended impact socket with hands-free adjustment between socket sizes Two coaxial spring-loaded 1-1/8-Inch and 15/16-Inch hex socket sizes in one tool Deep socket with a 1/2-Inch drive works great for hardware installation and removal High-torque, 12-Point design is easier to position and works with square fasteners Cross hole design to prevent unintentional separation of adapter and socket Engineered for use with impact drivers including Klein's 1/2-Inch Compact Impact Wrench (Cat. Nos. BAT20CW and BAT20CW1) Socket is color coded to quickly identify size