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Makoni matatu IADC517 13 5/8″ (346mm)
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Chibooreso chebhatani reAPI IADC517 17 1/2″ (444.5mm)
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API rotary tricone bit IADC617 6 ” (152mm) yekuboorera tsime
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Tricone rock bit IADC617 8 1/2″ (215.9mm) yekuboorera matsime
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Mugadziri weAPI we tricone rock bit IADC617 9 7/8 inches” (250mm)
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Chigadzirwa cheAPI che tricone roller bit IADC617 12 1/4 inches (311.1mm)
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Chigadzirwa cheAPI chezvidhinha zvekuboorera matombo IADC617 chine 17 1/2 inches (444.5mm) chiripo
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API tungsten carbide insert rock dill bit IADC627 3 7/8″ (98mm) iripo
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Rotary roller bit IADC627 8 1/2″ (215mm/216mm)
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Tricone roller bit IADC637 4 3/4″ (120mm) yekuboorera matombo akaomarara
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Ball tooth tricone biit IADC637 5.5″ (140mm)
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Chigadzirwa cheAPI cheTCI tricone biit IADC637 6 “(152.4mm) chiripo