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Matau papa e tolu kone IADC517 10 5/8″ (269mm)
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U'amea tricone Rotary IADC517 9 7/8″ (250mm) mo papa ma'a'a
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Tricone Roller Bits IADC517 9.5 inisi (241mm)
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Mata u'amea Tricone loloto IADC517 7 7/8 inisi (200mm)
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TCI fa'amau fa'amau papa IADC517 6 1/2″ (165mm) mo le viliina o le vaieli
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Mata vili Tricone IADC517 6 1/4″ (159mm)
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O mata'itusi fa'amaufa'ailoga API IADC517 5 1/4″ (133mm) o lo'o iai i le faleoloa