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ʻEkolu mau ʻāpana koni IADC517 13 5/8″ (346mm)
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ʻŌmole wili pihi API IADC517 17 1/2″ (444.5mm)
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ʻO ka ʻāpana tricone rotary API IADC617 6 ”(152mm) no ka ʻeli ʻana i ka luawai
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ʻO ka ʻāpana pōhaku Tricone IADC617 8 1/2″ (215.9mm) no ka ʻeli ʻana i ka luawai
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Mea hana API o ka 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 ʻīniha (311.1mm)
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Hale hana API o nā ʻāpana wili pōhaku IADC617 17 1/2 ʻīniha (444.5mm) i loko o ka waihona
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ʻO ka API tungsten carbide hoʻokomo pōhaku dill bit IADC627 3 7/8″ (98mm) i loko o ka waihona
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ʻŌmole wiliwili IADC627 8 1/2″ (215mm/216mm)
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ʻO ka ʻūmiʻi wili Tricone IADC637 4 3/4″ (120mm) no ka ʻeli ʻana i ka pōhaku paʻakikī
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ʻO ka tricone niho pōpō biit IADC637 5.5″ (140mm)
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Hale hana API o TCI tricone biit IADC637 6 “(152.4mm) i loko o ka waihona