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Bit pengeboran sumur disesuaikan IADC127 14 3/4" (374mm)
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Borongan tricone bit IADC127 17,5 inci (444,5mm)
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Mata pengeboran sumbat semen IADC127 4 3/4 inci (120mm)
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Bit kanggo pengeboran sumur IADC127 3 7/8" inci (98.4mm)
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Pengeboran trikon API IADC127 4 5/8 inci (118mm) kanggo didol
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Pabrik bit disegel IADC127 6 inci (152mm)
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Mata bor sumur jero IADC127 12 1/4" (311mm)