... TJY 420mpa super high pressure water jet machinecould use on the high precision cutting on the stone , leather,steel, wood , ... Direction-changing Electronic Direction-changing One Power Storage DeviceTwo Water Filte Wa rster Pump and Oil Pump, one ... for eachOne High-pressure Water Switch One Fuel TankHydraulicPressureMeter, FuelPressure Meter, High-pressure Water Control Button,andHigh-pressureOil ...