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JS API 7-1 Standard PDC Bits For Hard Formation Drilling2023-12-01 09:09:59 |
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100% New Good Quality 4 3/4inch 120mm PDC Bit For Oil Well Drilling2024-04-02 14:21:37 |
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17.5inch 8 Blades Steel Body PDC Bit For Water Well Drilling2024-04-02 14:21:38 |
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Factory 3blades 117mm 4 5/8inch PDC Bit For Water Well Drilling2024-04-02 14:21:37 |
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RS Well Drilling Pdc Coring Bit For Large Diameter Hole Drilling2023-12-01 09:09:59 |
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API Standard PDC Bits For Well Drilling high impact resistance2023-12-01 09:09:58 |