GROZ Drum Pump RB/3H is a gear-driven hand-crank drum pump (3:1 ratio): during one handle turn, the rotor rotates three times, ensuring fast and controlled fuel dispensing. Durable aluminum body, 3-piece threaded zinc-coated suction pipe fits 50–205 l drums, and a 1.8 m rubber delivery hose is included. Materials in contact with liquid: aluminum, zinc, steel, NBR, and PVC nitrile. Recommended for use with gasoline, diesel, and kerosene. Not suitable for corrosive substances, solvents, acids, or alkalis. An excellent choice for construction sites, service stations, mechanics, and farms — competitive price and durable quality for professional use.