Air Operated Double Diaphragm Pump, Polypropylene Casing and Santoprene Diaphragm, up to 11.9 GPM nylon base grease feeder Brass punches are ideal for

Brass punches are ideal for delicate work on soft materials

and construction

and 3/16" (4

Windshield fluids & Other water based media

enabling smooth operation during hose extension and retraction

Air Operated Double Diaphragm Pump, Polypropylene Casing and Santoprene Diaphragm, up to 11.9 GPM nylon base grease feeder Brass punches are ideal forAir Operated Double Diaphragm Pump up to 11. 9 GPM Polypropylene Casing and Santoprene Diaphragm The Groz Polypropylene Air Operated Double Diaphragm Pumps are self priming pumps ideal for large volume transfers. This Santoprene diaphragm pump transfers contaminated media & effortlessly cleans out abrasives, acids, caustics out of pits, liquids, or other media that can be a mix of several products like oil, water & antifreeze all mixed together.