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Tricone roller bit IADC637 4 3/4″ (120mm) rau kev khawb pob zeb tawv
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Pob hniav tricone biit IADC637 5.5″ (140mm)
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API lub Hoobkas ntawm TCI tricone biit IADC637 6 "(152.4mm) hauv Tshuag
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API TCI tricone pob zeb ntsis IADC637 6 3/4″ (171.4mm)
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API Tricone ntsis nqe IADC637 8 1/2 "(215.9mm)
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Lub pob laum tig IADC617 12 1/4 nti (311 hli)
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API tricone laum ntsis chaw tsim khoom IADC637 12 1/4 ”(311.1mm)
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Lub laum hlau kaw IADC637 14 3/4 ”(374.6mm) rau qhov dej tob
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Peb lub cones ntsis IADC637 17 1/2 ”(444.5mm)
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Tricone bits tus neeg muag khoom IADC637 6.5 nti (165mm) rau pob zeb tawv
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Cov khoom siv rau cov menyuam IADC637 9 7/8” (250.8mm)
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Lub Hoobkas API ntawm Cov Khoom Siv Roller Cone IADC637 3 7/8″ (98mm) hauv Tshuag