Features and Benefits: MORE POWER: Unlike traditional sockets, this IR PowerSocket has a patent-pending power ring that adds 50%* more torque to your existing 1/2 inch impact tool ; MORE PRODUCTIVITY: Unique power socket design loosens hard to remove fasteners, bolts, and lug nuts fast, saving you time and energy; Less work and effort are required to do the same job, so you can quickly move to the next job ; MORE ACCESS: PowerSocket fits directly on the square drive of a impact tool; Slim socket design gives you power in the tightest spaces, helping you access those hard to reach spots ; MORE SAFETY: Lightweight, compact design requires less manpower and makes it ideal for applications that usually require a larger impact tool, breaker bars, or cheater pipes, which helps increase efficiency and safety on the job ; MORE SIZES: Available in a variety of metric and SAE sizes to meet standard bolt and lug nut variations ; Backed by a limited lifetime warranty.;