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Tungsten Carbide Open Hole NW TC Drilling Casing Shoe High Penetration2021-11-25 15:09:10 |
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High-Quality Plastic Strong And Longer Life Drill Core Trays Core Box2021-09-02 14:35:05 |
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BTW NTW HTW Thin Wall Thickness Diamond Reinforced PCD Reaming Shells2021-11-16 13:22:34 |
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Underground Drilling Core Barrel Head Assembly Overshot BQU NQU HQU2023-09-01 14:55:06 |
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Underground Drilling 1.5m Wireline Core Barrel Head Assembly Overshot2021-09-08 14:56:24 |