The Black Diamond Easy Transfer Rotary Drum Pump delivers up to 1 gallon per 20 turns for fast, controlled dispensing from 55-gallon drums. Its dual-direction operation and rugged cast iron construction with machined vanes provide strong draw and smooth delivery. The pump features a 1" inlet and 3/4" outlet, and comes complete with a curved metal spout, 2" bung nut, and a 3-piece steel suction tube. Designed for diesel, kerosene, heating oils, fuel oil, motor oils, and lubricating oils up to SAE 90, it should not be used with water-based fluids, solvents, acids, antifreeze, or gasoline.