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API rotary tricone bit IADC617 6 ” (152mm) bakeng sa ho tjheka seliba
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Karolo ea lefika la Tricone IADC617 8 1/2″ (215.9mm) bakeng sa ho cheka seliba
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Moetsi oa API oa tricone rock bit IADC617 9 7/8 inches” (250mm)
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Fektheri ea API ea tricone roller bit IADC617 12 1/4 inches (311.1mm)
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Fektheri ea API ea likotoana tsa ho phunya majoe IADC617 17 1/2 inches (444.5mm) e teng setokong
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TCI tricone bit IADC617 6 1/2″ (165mm) bakeng sa rig ea ho tjheka
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Fektheri ea API ea TCI tricone bit IADC617 5 5/8″ (142.9mm)