AeroShell Grease 64, previously called 33MS, but changed its name to avoid confusion with Grease 33 is an extreme pressure (EP) grease based on the proven lithium complex technology the aforementioned of AeroShell Grease 33, and is fortified with 5% Molybdenum Disulphide. The benefits of Grease 64 include improved anti-wear and corrosion resistance