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Izinyosi Zensimbi IADC117 3 7/8 amayintshi (98.4mm)
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Ikhanda le-API lokumba kahle i-IADC117 4 5/8 amayintshi (117.5mm) le-rig
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Umhlinzeki wamabhithi we-API trione IADC117 5 7/8 amayintshi (149mm)
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Umhlinzeki we-API drill bits umhlinzeki we-IADC117 8 3/4 amayintshi (222mm) wokumba umthombo
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Amabhithi e-Tricone drill IADC117 7.5 amayintshi (190mm) we-hard rock well
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I-Tricone rock bits IADC117 7 7/8 amayintshi (200mm)
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Imboni ye-API yezinyo lensimbi ze-tricone bits IADC117 6 amayintshi (152mm)
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I-API Rotary roller bits IADC117 9.5 amayintshi (241mm) esitokweni
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Imboni ye-API yamabhithi e-tricone rock drill IADC117 8 1/2 amayintshi (216mm)
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I-Wholesale trione bits IADC117 6 1/4 amayintshi (159mm)
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Intengo yamabhithi e-Tricone IADC117 9 7/8 amayintshi (250mm)
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Thenga amabhithi e-tricone IADC117 12 1/4 amayintshi (311mm)