air compressor oilless , without oil, silent for meical equipment ,dental ... 60HZ)Air Displacement : 140L/minNoise: 53db Tank: 35LMax Pressure : 8bar Weight: 55kgs Dimension: 45x90x70cmFoshan Hongke Medical Instrument Factory is ... dental equipment, such as dental chair ,silent oil free air compressors, suction units ,LED curing light. Our products ... : fshongke at hotmail dot com oil free air compressor