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Ụlọ ọrụ API drill bts IADC126 4 3/4 inch (120mm)
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API Ibe cone atọ IADC126 4 5/8 inch (118mm) maka igwu olulu mmiri
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Mpekere ndọda ahaziri ahazi nke API IADC126 5 1/4 sentimita asatọ (133mm) maka nkume siri ike
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Mpempe akwụkwọ Tricone maka igwu olulu mmiri dị na ngwaahịa IADC126 6inches (152mm)
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Bit ngwa ọgụ API Tricone IADC126 9.5 inch (241mm) dị maka ọrịre
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Bit maka igwu olulu mmiri IADC127 3 7/8" inch (98.4mm)
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Onye nrụpụta obere Tricone IADC127 4 9/16 inch (115.9mm)
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Ngwakọta API tricone IADC127 4 5/8 inch (118mm) dị maka ọrịre
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Tricone bits factory IADC127 5 7/8 inch (149mm) maka igwu olulu mmiri siri ike
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Ụlọ ọrụ mmepụta ihe mkpuchi IADC127 sentimita isii (152mm)
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Ibe mkpọpu ala dị na ngwaahịa IADC127 7 7/8 inch (200mm)
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Mbelata obere tricone IADC127 9 5/8 ” (244.5mm)