1. Made of special smoothed steel, The Squeeze piston is easy to match the orifice. The flux can be done of 1.3 CM2. The air pressure is about 4500Psi to 8000Psui.
2. It is easy to control with the mechanics-design handle.
3. Made of special rubber, it can effectively saved oil and prolongs the life span.
4. All the nuts and screws are made by the numerical control machine tool. Much more, the spout, pipe and tube fit together in taper, which prevent the oil-dribbled.
5. Screw thread can prevent the sand into the spout. Also, it is easy install.