The LT4150 is a 23 piece factory reproduced master wheel lug nut key/bolt kit for the removal of all 1st generation VW/Audi factory wheel lug nut locks. This kit includes 22 splined lug nut keys with a nylon sleeved 1/2″ drive 17mm installer socket. Identical to factory set – uses same factory part numbers. Packaged in a custom blow molded carrying case.