Grainger carries a broad selection of oils for use in a variety of industries. Choose from low-viscosity hydraulic and high-viscosity air compressor oil, vacuum pump, diesel engine and synthetic motor oil and more. Multipurpose oil helps lubricate, clean and prevent rust in applications ranging from small appliances and bicycle chains to power tools and external motor parts. Use food grade synthetic gear oil in the food processing industry. Find the oils you need at Grainger!