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Ngā mata keri poka toka API IADC537 10 5/8 inihi (269mm)
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Momo kōne API e toru IADC537 11 5/8″(295mm) mō te puna mārō
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Momo porowhita-toru hurihuri IADC537 12 1/4″(311mm)
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Mata keri toka Rawhiti Tawhiti hiri whakarewa IADC537 13 5/8″(346mm)
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Te keri i te mata porotaka Tricone IADC537 15.5″(393.7mm) mō te poka hohonu
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Mata keri TCI IADC537 16″ (406.4mm)
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Tāurunga moka tricone Tungsten Carbide IADC537 17.5″ (444.5mm)
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Momo hurihuri tricone API me ISO IADC537 26″(660.4mm)