When you need to drill high quality holes with diameters between 100-254 mm, DTH (Down The Hole) drilling is by far the best and most effective method. DTH drilling can be performed in most types of rock, hard or soft. It's a commonly used method in the mining industry (blast hole drilling), water well drilling, construction, and in the oil and gas industry.
Check out our GL-6000 Full Hydraulic Multifunctional DTH Drilling Rig, with torque of 6000NM and Stroke of top-drive head-3000mm, it is always our best-selling product which has been exported to many countries. For more information,please contact us and visit our website for more details:www.rejeedrilling.com
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