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API rotary tricone bit IADC617 6 ” (152mm) fún lílo kànga
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Ẹja apata Tricone IADC617 8 1/2″ (215.9mm) fún wíwá kànga.
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Olùpèsè API ti tricone rock bit IADC617 9 7/8 inches” (250mm)
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Ilé iṣẹ́ API ti tricone roller bit IADC617 12 1/4 inches (311.1mm)
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Ilé iṣẹ́ API ti àwọn biti ìlù apata IADC617 17 1/2 inches (444.5mm) wà ní ìpamọ́
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TCI tricone bit IADC617 6 1/2″ (165mm) fún ẹ̀rọ ìwakọ̀
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Ilé iṣẹ́ API ti TCI tricone bit IADC617 5 5/8″ (142.9mm)