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hale hana API o TCI tricone bit IADC617 5 5/8″ (142.9mm)
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API rotary tricone bit IADC617 6 ”(152mm) no ka wili luawai
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ʻO Tricone rock bit IADC617 8 1/2″ (215.9mm) no ka wili luawai
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Mea hana API o tricone rock bit IADC617 9 7/8 iniha” (250mm)
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hale hana API o ka tricone roller bit IADC617 12 1/4 iniha (311.1mm)
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hale hana API o nā ʻāpana wili pōhaku IADC617 17 1/2 iniha (444.5mm) ma ka waihona
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TCI tricone bit IADC617 6 1/2″ (165mm) no ka wili wili.