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Umutwe uzenguruka kuri rig IADC127 9 7/8 ” (250.8mm)
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Uduce dutatu tw'udupira tw'inyuguti IADC127 11 5/8 ” (295mm)
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Uduce two gucukura amazi y'inkombe yimbitse IADC127 12 1/4 ” (311mm)
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Uduce two gucukura amariba twakozwe ku giti cyawe IADC127 14 3/4 ” (374mm)
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Uduce twa tricone twinshi IADC127 twa santimetero 444.5 (444.5mm)
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Uduce tw'amabuye ya Tricone IADC137 santimetero 152 (152mm) two gucukura amariba
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Uduce tw'amenyo yo gucukura amariba IADC215 twa santimetero 444.5 (444.5mm)
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Uduce twa API Tricone rock bits IADC215 12 1/4” (311mm) ku giciro cyagabanijwe
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API tricone drilling bit IADC215 santimetero 8.5 (215.9mm) iragurishwa
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Uruganda rwa API drill bits IADC216 rufite santimetero 114 (4.5 mm)
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Utanga ibikoresho byo gucukura API IADC216 5 3/4 santimetero (146mm)
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Uduce tw'amenyo twaciwe IADC216 twa santimetero 165 (165mm) two gucukura amariba