02:12
Zuanji Special: Interview with Zimbabwe Miners federation #coredrill #drillingrig #mining #drilling
01:29
Zuanji special: Interview with CEO of New Pacific Metals #coredrill #drillingrig #drillingtools
01:06
ZJ600 Fully Hydraulic Core Exploration Drilling Rig #coredrill #drillingrig #waterwelldrillingrig
01:27
Technology sharing:what are the technical requirements for drilling pipes? #coredrill #drillingrig
00:25
ZJ fully hydraulic core exploration drilling rig can travel remotely to ensure safety #coredrill
01:05
When do you need to re-drill and lower the casing?#waterwelldrillingrig #borehole #coredrill
01:40
Technology Sharing:experience in improving core taking rate in complex rock formation #coredrill
01:42
Pneumatic impact water well drilling rig #waterwelldrilling #drillingrig #drillingoperations
01:01
Zhongsheng fully hydraulic core exploration drilling rig
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