Jumbo, could drill 80m deep hole in 360 Degrees rotation, with hole diamter up to 165mm. Guaranteed every 20000-30000 linear meters drilling before rock drill maintenance, and drilling speed/ rate....
Split Mountain Machine And Equipment Co., Ltd., has been specializing in ORC screw generators, Steam screw generators, Air Compressors, Vacuum Pumps, Centrifugal Compressors, Gas Compressors, Jumbo, ....
Air compressor 2 years continous working free of trouble, expecail in dusty working conditions.