Screw CompressorChina 10HP 7.5kw Factory Direct Sale 116psi 145psi 166psi Variable Frequency Drive Oil Injected Electrical Industry Used Screw Air Compressor, Find details about China Compressor, Air Compressor from 10HP 7.5kw Factory Direct Sale 116psi 145psi 166psi Variable Frequency Drive Oil Injected Electrical Industry Used Screw Air Compressor