Price  Picture  VIP      Text List  Picture List  Photo List 
 
Crawler Rig
  • Crawler Rig
  • Crawler rigs are mainly used for long in-seam horizontal drilling operation of gas drainage boreholes and boreholes in soft coal seams in underground coal mines. It can use both ordinary outer planar drill rods for conventional drilling and spiral drill r
  • Xian Research Institute Of China Coal Research Institute  [Verified]
Negotiable
Inquiry
 

 
Top search this week
 
telephone:0311-8823792
 
newProducts