Powerbuilt 643222 3/4-Inch Drive 2-1/4-Inch Socket Made to be the most reliable tools in the market today Tool solutions for most all situations Built to exceed tool standards 12 point thin wall mirror polished chrome vanadium socket with dual grease rings Oversized socket size callout forged into socket wall Z-Drive hex design contacts flat walls of fasteners for stronger grip Meets or exceeds ANSI standards Lifetime warranty