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Solaraiche bìdean còn rolair IADC216 5 5/8 òirleach (143mm)
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Bìdean rolair seulaichte IADC216 5 7/8 òirleach (149mm)
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Pìosan Tricone ann an stoc IADC216 6 3/4 òirleach (171mm)
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Bit dill rothlach IADC216 7 7/8 òirleach (200mm)
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Solaraiche bitan rothlach IADC216 10 5/8 òirleach (269mm)
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Ceannaich pìosan drile IADC216 17.5″ (444.5mm)
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Prìs drilean tricone API IADC216 4 5/8 òirleach (118mm)
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Pìosan tricone tobar domhainn IADC216 6 òirlich (152mm)
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Bit tricone daoimean IADC216 7.5 òirleach (190mm)
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Factaraidh bitan Tricone IADC216 9 7/8 òirleach (250.8mm)
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Factaraidh drilean API IADC216 4.5 òirleach (114mm)
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Solaraiche pìosan rig drileadh API IADC216 5 3/4 òirleach (146mm)