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Ikhanda lokubhoboza imisele i-IADC126 3 7/8 inches (98.4mm) yedwala eliqinile
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Ifektri ye-Well Drilling Rig IADC126 17 1/2 amayintshi (444.5mm)
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Ifektri ye-Tricone bit IADC126 26 inches (660mm)
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Ikhanda lokubhoboza umthombo we-API IADC126 7 1/2 amayintshi (190.5mm)
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I-drill ye-bearing evaliwe i-bts IADC126 9 7/8 inches (250mm)
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Umhlinzeki wamabhithi okubhoboza eTricone IADC126 12 1/4 amayintshi (311mm) okubhoboza umthombo
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Umhlinzeki we-Milled Tooth Bits IADC126 4.5 inches (114mm)
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Ifektri ye-API drill bts IADC126 4 3/4 amayintshi (120mm)
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I-API Ama-bits amakhoni amathathu i-IADC126 angu-4 5/8 amayintshi (118mm) okubhoboza umthombo
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Ama-drill bits e-API enziwe ngokwezifiso i-IADC126 amasentimitha angu-5 1/4 (133mm) e-hard rock
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Amabhithi e-Tricone okubhoboza umthombo asesitokweni IADC126 6inches (152mm)
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I-API Tricone drill bit IADC126 9.5 inches (241mm) iyathengiswa