Produsen dan pemasok dari Rig bor, kompresor udara sekrup dari China, menawarkan 239kw 22bar 849 Cfm Heavy-Duty Diesel Screw Air Compressor for Drilling and Construction, 21 Bar High Pressure Mobile Diesel Screw Air Compressor for Mining Quarry Blasting and DTH Drilling Projects, Factory High-Efficiency Portable Diesel Rotary Screw Air Compressor for Mining Quarry Road Construction and Rock Blasting kualitas dll..