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Iikhowuni ezintathu zelitye IADC517 10 5/8″ (269mm)
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Iibhithi ze-tricone ezijikelezayo IADC517 9 7/8″ (250mm) zelitye eliqinileyo
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IiTricone Roller Bits IADC517 9.5 intshi (241mm)
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I-Deep Well Tricone Bit IADC517 7 7/8 intshi (200mm)
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Iibhithi zeqhosha lelitye elitywiniweyo le-TCI i-IADC517 6 1/2″ (165mm) zokugrumba umthombo
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Iibhithi zokubhola zeTricone roller IADC517 6 1/4″ (159mm)
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Iibhithi ezitywiniweyo zeqhosha le-API elijikelezayo i-IADC517 5 1/4″ (133mm) zisesitokhweni