When you need to transfer lubrication fluid quickly without a mess you need the Powerbuilt Fluid Oil Pump. The Fluid Oil Pump is designed to transfer lubrication fluid for transmissions, differentials, crank case and more. The pump fits directly into most quart, half gallon and gallon containers. Place pump in source container and hose into desired fill container and pump for an easy mess free fluid transfer. Every package comes with professionally written usage instructions and photos that take you step by step through proper usage.