DE 138Q integrated DTH drilling rig Using two-stage screw type air compressor, working pressure 20 bar, flow rate 19.2m³/min, Hole diameter range 90 – ...
Lightweight All-in-One DTH Drill Adopted two stage screw type mines and quart quarries compressors for drilling in open-pit coal mines, metallurgical ...
All-in-one DTH drill, built for high productivity and green intelligent drilling and blasting The series of drills features a diameter of 90-130mm and ...