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Mutu wozungulira wa rig IADC127 9 7/8 ” (250.8mm)
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Ma cones atatu ozungulira IADC127 11 5/8 ” (295mm)
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Zidutswa zobowola zitsime zozama IADC127 12 1/4 ” (311mm)
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Ma biti obowolera zitsime okonzedwa mwamakonda IADC127 14 3/4 ” (374mm)
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Ma tricone bits ogulitsidwa kwambiri IADC127 mainchesi 17.5 (444.5mm)
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Zidutswa za miyala ya Tricone IADC137 mainchesi 6 (152mm) zobowolera zitsime
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Zidutswa za mano obowolera zitsime IADC215 mainchesi 17.5 (444.5mm)
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Ma bits a miyala a API Tricone IADC215 12 1/4 ” (311mm) ndi mtengo wotsika
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API tricone drilling bit IADC215 mainchesi 8.5 (215.9mm) yogulitsa
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Fakitale ya API drill bits IADC216 mainchesi 4.5 (114mm)
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Wopereka zida zobowolera za API IADC216 mainchesi 5 3/4 (146mm)
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Zidutswa za mano odulidwa IADC216 mainchesi 6.5 (165mm) oboolera zitsime