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vili fa'amau fa'amau bts IADC126 9 7/8 inisi (250mm)
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Tricone drill bits supplier IADC126 12 1/4 inisi (311mm) mo le vaieli
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Bit mo le viliina lelei IADC127 3 7/8″ inisi (98.4mm)
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API tricone vili IADC127 4 5/8 inisi (118mm) mo le fa'atau
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falegaosi mea fa'amaufa'ailoga IADC127 6 inisi (152mm)
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Fa'alilo vili loloto IADC127 12 1/4” (311mm)
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Taimane tricone bit IADC216 7.5 inisi (190mm)
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Tricone bits factory IADC216 9 7/8 inisi (250.8mm)