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Produsen bit Tricone IADC127 4 9/16 inci (115.9mm)
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Pabrik bit Tricone IADC127 5 7/8 inci (149mm) kanggo pengeboran sumur keras
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Pabrik mata bor wutuh IADC127 6 1/4 inci (158.8mm)
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Pemasok bit Tricone IADC127 7,5 inci (190mm)
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Bit pengeboran ing saham IADC127 7 7/8 inci (200mm)
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API rig pengeboran bit IADC127 8 1/2 inci (215mm) kanggo hard rock
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Bit Tricone ing saham IADC127 8 3/4 inci (222mm)
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Bit gigi pabrik API ing saham IADC127 9,5 inci (241mm)
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Diskon tricone bits IADC127 9 5/8 ”(244.5mm)
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Kepala puteran kanggo rig IADC127 9 7/8 "(250.8mm)
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3 bit rol kerucut IADC127 11 5/8” (295mm)
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Bit pengeboran sumur jero IADC127 13 5/8 "(346mm) ing saham