Removes DAMAGED/ROUNDED 3/4″ & 19mm, 13/16″, and 21mm lug nuts (LT4200A). Removes the majority of OEM and aftermarket LOCKING LUG NUTS (LT400-25). Removes DAMAGED/ROUNDED 17mm lug nuts and OEM and aftermarket LOCKING LUG NUTS (LT400-17). These sockets are DUAL SIDED. Works with a breaker bar or other related tool. Includes an extractor punch (LT-400-7).