... .3.Replaceable cylinder head O-rings,rubber piston ring and valves.4.Precise pressure gauge:0-30inHg,0-760mmHg ... .6.Release valve.7.Include the parts of brake bleeder,easily bleed brakes by yourself.8.Detailed ... contains a vacuum tube,a vacuum meter,a brake fluid reservoir and pipe joints,to be widely ... packaging and so on. Brass, Negative pressure, Brake Bleeder Kit,Auto repair tools,TS8003