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XR150 DTH hammer drilling rig, hard rock drilling method DTH. US 265000-300000. 9 YR. Add to Favorites. Well Drilling Discount Drill Bit 155mm Low Air Pressure DTH Hammer Drill Bit for CIR150 Hammer. US 134.50. 4 YR. Add to Favorites. 180mm Low Air Pressure DTH Hammer Drill Bit Well Drilling Discount Drill Bit for CIR150 Hammer.
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