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4 1/4 Nti PDC Drag Bit 3 Hniav
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API rotary tricone ntsis IADC617 6 "(152mm) rau kev khawb qhov dej
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Tricone pob zeb ntsis IADC617 8 1/2″ (215.9mm) rau kev khawb qhov dej
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API chaw tsim khoom ntawm tricone pob zeb ntsis IADC617 9 7/8 nti "(250mm)
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Lub Hoobkas API ntawm tricone roller bit IADC617 12 1/4 nti (311.1 hli)
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API lub Hoobkas ntawm cov pob zeb drilling bits IADC617 17 1/2 nti (444.5mm) hauv Tshuag
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API tungsten carbide ntxig pob zeb dill ntsis IADC627 3 7/8″ (98mm) hauv Tshuag
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Lub ntsis rau cov menyuam IADC627 8 1/2″ (215mm/216mm)
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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)