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API TCI tricone pob zeb drilling ntsis IADC417 6 "(152mm) rau qhov zoo
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API zoo drilling ntsis IADC417 12 1/4 "(311mm) rau cov pob zeb tawv
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API tricone laum ntsis IADC437 6 "(152mm) rau qhov zoo drilling
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TCI tricone ntsis IADC437 12 1/4 "(311mm) rau qhov zoo drilling
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API Hoobkas ntawm pob zeb cov menyuam cones khoom IADC437 8.5 "rau drilling
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Rotary laum ntsis IADC447 6.5 nti (165mm)
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API Teb cov menyuam laum ntsis IADC517 4.5 nti (114mm) hauv Tshuag
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Khawm ntsis IADC517 118mm rau geothermal zoo pob zeb drilling.
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API Hoobkas ntawm teb cov menyuam me IADC517 4 3/4 "(120mm)
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API teb khawm kaw cov khoom IADC517 5 1/4 "(133mm) hauv Tshuag
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Tungsten Carbide Ntxig pob zeb drilling ntsis IADC517 5 7/8 "(149mm)
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API Zoo drilling tricone ntsis IADC517 6 "(152.4mm) kev muag khoom