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Biti za kuchimba visima vilivyobinafsishwa IADC127 14 3/4 ” (374mm)
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Biti za tricone za jumla IADC127 inchi 17.5 (444.5mm)
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Biti za kuchimba plagi ya saruji IADC127 inchi 4 3/4 (120mm)
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Biti ya kuchimba kisima IADC127 inchi 3 7/8" (98.4mm)
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Uchimbaji wa API trione IADC127 inchi 4 5/8 (118mm) inauzwa
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Kiwanda cha biti zilizofungwa IADC127 inchi 6 (152mm)
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Vipande vya kuchimba visima virefu IADC127 12 1/4 ” (311mm)