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Bixiyaha API ee qodista ceelasha dhagaxa qoto dheer IADC537 9 5/8″(244.5mm)
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Badhanka API TCI IADC537 9 7/8″(250mm) oo loogu talagalay qodista ceelasha dhagaxa adag
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Bir dhagax ah oo Tricone ah IADC417 8 1/2″(215.9mm)
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Warshadda API ee TCI tricone bit IADC617 5 5/8″ (142.9mm)
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Bit tricone TCI IADC417 17.5″(444.5mm)
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Qodista ceelka API IADC417 12 1/4″(311mm) ee dhagaxa adag
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Warshadda API ee qoryaha dhagaxa ah ee loo yaqaan 'roller roller bits' IADC437 8.5 ″ oo loogu talagalay qodista
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Qalabka qodista tricone API IADC437 6″(152mm) ee qodista ceelasha
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Bit tricone TCI IADC447 8 1/2 inji (215.9mm)
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Qalabka qodista wareega IADC447 6.5 inji (165mm)
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Saddex koon oo dhagax ah IADC517 10 5/8″ (269mm)
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Qaybaha tricone Rotary IADC517 9 7/8″ (250mm) ee dhagaxa adag