HYDRAULIC ROTARY DRILLING RIG 1German rotary drive 2Water flushing 3drilling rod automatically dismantled 4crawler chassis HYDRAULIC ROTARY PERCUSSIVE GROUND ANCHOR DRILLING RIGTOTAL WEIGHT10500kgOVERALL DIMENSION( L x W x H )7025 x 2200 x 2730 mmDRILLING DIAMETERΦ65~170mm(Max.215mm)DRILLING DEPTH80m ( When drilling diameter Φ65mm, Maximum depth 150m) ROTARY DIRVEMode of OperatingRotary, ...