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Isi olulu mmiri IADC126 3 7/8 inch (98.4mm) maka nkume siri ike
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Ụlọ ọrụ mmepụta ihe eji egwu olulu mmiri IADC126 17 1/2 inch (444.5mm)
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Ụlọ ọrụ Tricone bit IADC126 26 sentimita asatọ (660mm)
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Isi olulu mmiri API IADC126 7 1/2 inch (190.5mm)
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BTS nke nwere ihe mkpuchi IADC126 9 7/8 inch (250mm)
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Onye na-enye igwe na-egwu olulu mmiri Tricone IADC126 12 1/4 inch (311mm) maka igwu olulu mmiri
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Onye na-eweta Bits Ezé Milled IADC126 4.5 inch (114mm)
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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