Below are some specifications - .... CH31HD Bullet Rock Drilling Teeth 25mm Shank 35mm diameter head 12.7mm diameter tungsten Price is per each, sold in boxes of 40 pi.... 3 year full warranty and ...
Rubber Tracks Approx 3,900 Hours Sold.... New Drilling Rig 1750: Light Weight Economical Auger Machine Light weight economical auger machine Long or short stroke mast Diesel or petrol engine Up to ...
Powered by intelligent technologies China Shengli Oilfield has achieved the capability to drill shale oil wells to depths almost 6000 meters in just ...