Jody Connelly, ASE master technician and MAC Tools distributor, recommends using an 18.5 or a 19.5mm half-size socket (instead of a 19mm/3/4-inch) designed for chrome-covered lug nuts. Diamond ...

Hammer the socket onto the nut until it is stuck in place ... “They are going to be unique in size, thread pitch, design of lug on the vehicle and pattern of key,” says Howes.