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Peb lub pob zeb cones IADC517 10 5/8″ (269mm)
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Rotary tricone Bits IADC517 9 7/8″ (250mm) rau pob zeb tawv
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Tricone Cov Menyuam Bits IADC517 9.5 nti (241mm)
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Qhov Dej Sib Sib Tov Tricone Bit IADC517 7 7/8 nti (200 hli)
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TCI kaw pob zeb khawm ntsis IADC517 6 1/2″ (165mm) rau kev khawb qhov dej
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Cov laum ntsis Tricone rau cov menyuam IADC517 6 1/4″ (159mm)
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API rotary khawm kaw cov khoom IADC517 5 1/4″ (133mm) hauv Tshuag