Impact Socket is used for loosening or tightening a fastener, such as a nut or a bolt, with the aid of an impact power tool. These are specifically designed to be used with an impact wrench or an impact driver, and as such, people can expect them to perform better and last longer than conventional sockets. It is a kind of regular socket that comes with more durability. Impact Socket is designed to be used with powered impact wrenches or as they are sometimes called impact guns.