Hunan New Diamond Construction Machinery Co., Ltd.
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ISO9001 Approved Drilling Tools DHD2.5 DHD Shank Drill Bits2020-10-13 15:11:34 |
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Nd45 127mm Carbide Alloy Steel Mining Drill Bit2020-09-14 18:14:14 |
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Dhd340c Dhd340 130mm 125mm Downhole Drilling Bit2020-09-14 18:17:51 |
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127mm 130mm Mission 40 Hard Rock Drill Bits2020-09-14 18:04:31 |
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Carbide Alloy Steel DTH Hammer Rock Drill Bit2022-07-27 14:31:30 |