The GRACO Fire-Ball® 425 Series 10:1 55 Gallon Closed-Head Oil Pump is a robust, air-powered pump designed for transferring petroleum- and synthetic-based oils. It is constructed for professional use in demanding environments such as lube trucks, automotive and heavy-duty dealerships, and fleet service facilities. The pump is intended for non-corrosive and non-abrasive oils and lubricants only.