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AQ BQ NQ NQ3 HQ HQ3 PQ Diamond Impregnated Drill Bit2025-04-02 11:17:29 |
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HQ3 PQ Impregnated Diamond Core Bit For Specific Drilling Requirements2025-06-24 09:18:16 |
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HQ NQ NW HW Geological Turbo Type Design Impregnated Diamond Core Bit2025-06-27 17:42:56 |
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Superior Wear Resistance Drill Bit Diamond Core High Core Recovery Rate2025-06-24 09:26:42 |
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Diamond Pq Impregnated Core Bit For Geological Drilling Exploration2025-06-24 09:07:25 |
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Male Female Impregnated Diamond Core Bit Aq Bq Nq Hq Pq2024-02-04 09:38:44 |
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Hq Impregnated Diamond Core Drilling Bit High Precision2025-04-02 14:52:39 |