Diesel and electrical powered Rapid drilling speed Stable working Great mobility Competitive price CMJ17HT-D twin powered hydraulic single boom drilling jumbo is mainly used to drill blast holes for tunneling constructions in coal mine, metal mine, nonferrous metal...

Drill blastholes for tunneling construction Explosion proof Twin boom Cross section: 5.2m x 4.5m Drilling speed 0.8-2m/min CMJ17 All hydraulic crawler drilling Jumbo is mainly used to drill blastholes for tunneling construction in mines of metallurgical, nonferrous metal, coal...

Vertical shaft construction Wide range of shaft diameter Pneumatic drifter Rapid drilling speed Reliable and precise drill SJZ series vertical shaft drill is a special equipment to drill blastholes for construction of vertical shaft. It has features of reliable, precise, easy...

Small section of 4.2-10.2 Travel with crawler and stable with jack Hole depth:2.1~3.1m Electric powered CMJ17 hydraulic single boom drilling jumbo is mainly used to drill blast holes for tunneling constructions in coal mine, metal mine, nonferrous metal mine,...

For tunnel construction In small section 4.2-10.2 Rapid drilling speed Great mobility Energy saving CMJ17 hydraulic single boom drilling jumbo is mainly used to drill blast holes for tunneling constructions in coal mine, metal mine, nonferrous metal mine, hydro-power...

Two drilling boomer Strong climb capability Flexible mechanism Self-return and anti-jamming mechanism High efficiency CMJ2-17 All hydraulic crawler drilling jumbo is mainly used to drill blastholes for tunneling construction in coal mine, nonferrous metal mine, hydro-power...

MWY6/0.3 Electrical Mini excavator can make a mechanized operation for shaft construction, thus speeds up the drilling process. MWY6/0.3 Electrical Mini excavatorMWY6 Electrical mini excavator is a self designed equipment for loading rock in vertical shaft. Using with vertical...

Drill blastholes for tunneling construction Explosion proof Twin boom Cross section: 5.2m x 4.5m Drilling speed 0.8-2m/min CMJ17 All hydraulic crawler drilling Jumbo is mainly used to drill blastholes for tunneling construction in mines of metallurgical, nonferrous metal, coal...

Drill blastholes for tunneling construction in coal mine etc. Twin boom Cross section: 5.2m x 4.5m Drilling speed 0.8-2m/min CMJ17 All hydraulic crawler drilling Jumbo is mainly used to drill blastholes for tunneling construction in mines of metallurgical, nonferrous metal,...

Diesle and celectric powered Rapid drilling speed High working efficiency Anti-jamming CMJ17HT-D hydraulic single boom crawler drilling jumbo is mainly used to drill blastholes for tunneling constructions in coal mine, metal mine, nonferrous metal mine, hydro-power station,...