1. The standard capacity is 600cc, and another large capacity is 2000cc.
2. The handle is divided into left type, right type and middle type, and there are Φ4 and Φ6 diameters to choose from.
3. The cost is economical, the applicable machinery and equipment are diverse, and the practicability is high.
4. It is easy to operate by repeatedly operating the handle to deliver oil.
5. Small size and easy installation.
6. There is a non-return device to prevent the backflow of lubricating oil.