PTO Gear Pump is one kind of arc gear pump, it's also be called on-board gear pump. this kind of pump have big flow rate range and high pressure. pump can be used to transfer many kind of oil. like: gasoline, diesel fuel oil, kerosene, lube oil, engine oil etc. pump can be driven by truck engine, also can be driven by electric motor, diesel engine and gasoline engine. pump is small in size and easy to disassemble,Low price and wide application range,widely used in various industries.