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Saddex koon oo yar yar oo IADC517 ah 13 5/8″ (346mm)
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Qalabka daloolinta badhanka API IADC517 17 1/2″ (444.5mm)
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Qaybiyaha bits tricone API IADC117 5 7/8 inji (149mm)
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Qaybaha qodista ilkaha ee API-ga ah ee tricone IADC114 12 1/4″(311mm)
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Iibso bits tricone IADC117 12 1/4 inji (311mm)
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Madaxa qodista ceelka IADC126 3 7/8 inji (98.4mm) oo loogu talagalay dhagaxa adag
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Warshadda qodista ceelka IADC126 17 1/2 inji (444.5mm)
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Warshadda bit Tricone IADC126 26 inji (660mm)
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Warshadda qodista oo dhan IADC127 6 1/4 inji (158.8mm)
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Bixiyaha bits-ka Tricone IADC127 7.5 inji (190mm)
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Qaybaha qodista qalabka API IADC127 8 1/2 inji (215mm) ee dhagaxa adag
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Qaybaha Tricone ee kaydka ah IADC127 8 3/4 inji (222mm)