CapWrench MFC - CWMFCB Cap Wrench for Your Scepter Brand Military Fuel Can Fits Scepter Brand Military Fuel Cans Made by JAGMTE Built from Glass-Reinforced Polymers for EXTREME durability. Made in the USA. Never again struggle to remove an over-tightened cap, a stuck cap on a swollen can or to remove a cap from a can with fouled threads The socket portion of the wrench is engineered to fit the Scepter Cap PERFECTLY, engaging a minimum of 90% of the cap's peaks to eliminate the possibility of any cap deformation from using the wrench.