Remington Oil 1 oz bottle, 2 oz bottle, 4 oz bottle, 6 oz spray, 10 oz can Quick, easy way to keep your firearms performing to their full potential. REM® Oil cleans dirt and grime from exposed metal surfaces, while displacing non-visable moisture from metal pores. It also protects internal and external metal parts from rust and corrosion. And the exclusive teflon® formula creates a thin, long-lasting film that keeps actions working smoothly by reducing metal-to-metal wear.