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Hole opener for trenchless
Hole opener is also named rock reamer. It’s mainly used forHDD(horizontal directional drilling) andtrenchless.The cutti
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2024-12-11 |
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TCI tricone bit for rock
TCI tricone bit adoptshigh strengthtungsten carbide inserts, it’s applied to drill various rocks, from soft to extremel
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2024-12-11 |
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