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Rock Dth Drilling Machine Carbon Steel Drill Bits With 38 Button Angle°2020-05-19 12:01:08 |
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DTH Drilling Machine For Large Open Pit Mines 115 - 165mm Hole Diameter2020-05-19 12:01:10 |
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High Efficiency DTH Drilling Machine 24.6kn Maximum Lifting Force2020-05-19 12:01:11 |
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High Blast Pressure DTH Drilling Machine Pneumatic For Mining Blast Hole2020-05-19 12:01:04 |