•Brass cylinder and cylinder head
•Replaceable O-ring cylinder head gasket, rubber piston ring and valves
•Precise pressure gauge: 0 -30inHg, 0 -760mmHg
•Negative pressure up to 635mmHg
•Release valve
•Include the parts of brake bleeder, easily bleed brakes by yourself
•Blow moulded case keeps all the tools organised and easy to transport