Jabsco Drill Pump Impeller This Jabsco Drill Pump Impeller is a profile D replacement nitrile impeller with a molded on shaft. With 6 blades, this impeller is expertly crafted from premium materials and is designed to match rigorous quality standards. Its nitrile material construction allows for extreme durability and long lasting use. Features Molded On Shaft 6 Blades Nitrile Material Construction Expertly Crafted From Premium Materials Designed To Match Rigorous Quality Standards Specification