Self-priming, high-volume pump for use with petroleum based media Suitable for use with light oils, kerosene, diesel, ATF, hydraulic fluid and most types of paint thinners Fits 16-55 gal. drums Die cast piston with wear-resistant brass piston rings provides smooth operation Comes with steel discharge spout and 2" cast iron bung nut Steel construction with aluminum die cast head DO NOT use with gasoline, water based and other corrosives