This 16-piece Master Locking Wheel Nut Remover and Installer Tool Kit is designed for the easy removal and installation of locking lug nuts on aftermarket wheels. The thin-wall sockets prevent damage to your wheels, and the extra-long lug keys ensure your wrench does not cause damage. The hex drive fits most wheel wrenches, as well as 13/16in. and 7/8in. sockets. This set includes various spline sizes for different lug nut types and comes in a convenient storage/carrying case.