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API TCI tricone rock bit IADC637 6 3/4" (171.4mm)
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Qiimaha bit-ka ee API Tricone IADC637 8 1/2 ”(215.9mm)
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Qalabka daloolinta badhanka ee wareega IADC617 12 1/4 inji (311mm)
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Soo saaraha bits qodista tricone API IADC637 12 1/4 ” (311.1mm)
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Qodista birta ah ee shaabadaysan IADC637 14 3/4” (374.6mm) ee ceel qoto dheer
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Saddex koon oo yar yar oo IADC637 ah 17 1/2” (444.5mm)
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Alaab-qeybiyaha bits-ka Tricone IADC637 6.5 inji (165mm) ee dhagaxa adag
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Qaybaha duubista wareega IADC637 9 7/8 ” (250.8mm)
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Warshadda API ee qaybta Roller cone bit IADC637 3 7/8″ (98mm) oo kayd ah
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Badhanka qaybaha IADC637 7 7/8 ” (200mm)
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Qaybaha dhagaxa API tricone IADC637 9 5/8 ” (244.5mm) ayaa kayd ah
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Qaybta tricone TCI IADC617 6 1/2″ (165mm) oo loogu talagalay qalabka qodista