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Kaiwhakarato API o ngā mata keri poka hohonu IADC537 9 5/8″(244.5mm)
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Pātene API TCI IADC537 9 7/8″(250mm) mō te keri poka toka mārō
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Mata kōhatu Tricone IADC417 8 1/2″(215.9mm)
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Te wheketere API o te moka tricone TCI IADC617 5 5/8″ (142.9mm)
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TCI tricone bit IADC417 17.5″(444.5mm)
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Mata keri poka API IADC417 12 1/4″(311mm) mō te toka mārō
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Wheketere API o ngā moka kōne roera toka IADC437 8.5″ mō te keri
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Mata keri API tricone IADC437 6″(152mm) mō te keri poka
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TCI tricone bit IADC447 8 1/2 inihi (215.9mm)
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Mata wiri hurihuri IADC447 6.5 inihi (165mm)
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Mata kōhatu kōhatu e toru ngā kōne IADC517 10 5/8″ (269mm)
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Ngā Mīti Tricone Hurihuri IADC517 9 7/8″ (250mm) mō te toka mārō