VMS RACING LUG NUTS ARE MANUFACTURED FROM AIRCRAFT QUALITY FORGED CNC BILLET ALUMINUM. NO SPECIAL TOOLS REQUIRED FOR INSTALLATION. VMS RACING LUG NUTS USE A REGULAR 19MM SOCKET (NOT INCLUDED). ALUMINUM LUG NUTS CAN ONLY BE INSTALLED BY HAND USING A MANUAL TORQUE WRENCH AND SHOULD NOT BE INSTALLED WITH A IMPACT DRIVER.
eBay