1. Aluminium cylinder and cylinder head.
2. Replaceable cylinder head O-rings, rubber piston ring and valves.
3. The body is the switch to control two kinds of pressure conditions. Pressure range: Positive pressure. 0 to 3inHg; Negative pressure. 0 to -1inHg.
4. The pressure gauge is enclosed in a rugged rubber boot which provides protection for both gauge(to insure accuracy) and vehicle surfaces.
5. Include the parts of brake bleeder, easily bleed brakes by yourself.
6. Detailed English/German/Spanish instruction manual.
7. Blow molded hard case package.
8. The standardized configuration contains a vacuum tube, a pressure gauge, a brake fluid reservoir and pipe joints.
9. To be widely used in auto repair, leak tests, experiments, vacuum packaging and so on...