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Amasuntswana okomba aphantsi IADC217 14 3/4 intshi (374mm) kwilitye eliqinileyo
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amasuntswana okomba kwihoseyile IADC217 17.5 intshi (444.5mm)
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Tricone drill bits IADC114 15.5 intshi( 394mm) kwisitokhwe
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Izinyo lentsimbi bittricone bit factory IADC114 17.5 intshi(444.5mm)
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Amasuntswana okomba eplagi yesamente IADC127 4 3/4 intshi (120mm)
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I-API elungiselelwe i-drill bits IADC126 5 1/4 intshi (133mm) yelitye eliqinileyo
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Amasuntswana amazinyo okugaya i-IADC215 17.5 intshi (444.5mm)
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API trione drill amasuntswana ixabiso IADC216 4 5/8 intshi (118mm)
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Amasuntswana etricone enzulu IADC216 6 intshi (152mm)
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API yokomba amasuntswana amasuntswana umboneleli IADC216 5 3/4 intshi (146mm)
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I-API triocne drilling IADC125 17 1/2 intshi (444.5mm)
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Intloko ye-API yokomba kakuhle IADC126 7 1/2 intshi (190.5mm)