Air Compressor, Screw Compressor, Screw Air Compressor manufacturer / supplier in China, offering 300cmf Screw Air Compressor for Concrete Spraying, Shotcrete and Tunneling, 33kw Portable Diesel-Powered Screw Air Compressor | 7 Bar (100 PSI) for Jackhammers, Rock Drilling, Construction Sites, Portable Diesel Screw Air Compressor High Flow Mobile for Construction & Mining and so on.