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Precision Ground PQ Drill Rod With Enhanced Thread Engagement Strength2025-04-23 18:09:59 |
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Friction Welded NQ Wireline Drill Rod With Precise Double Start Threading2025-04-23 18:09:55 |
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14mm Crown Height Impregnated Diamond Bit For Efficient Hard Rock Coring2025-04-23 18:09:50 |
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Semi Round Profile Diamond Bit For Medium To Hard Rock Core Extraction2025-04-23 18:07:53 |