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Upoko hurihuri mō te taputapu IADC127 9 7/8” (250.8mm)
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Ngā poro hurihuri kōne e 3 IADC127 11 5/8” (295mm)
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Ngā mata keri poka hohonu IADC127 12 1/4” (311mm)
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Ngā mata keri poka ritenga IADC127 14 3/4” (374mm)
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Ngā moka tricone hokohoko rahi IADC127 17.5 inihi (444.5mm)
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Ngā mata kōhatu Tricone IADC137 6 inihi (152mm) mō te keri poka
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Ngā mata niho mira mō te keri poka IADC215 17.5 inihi (444.5mm)
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Ngā mata kōhatu API Tricone IADC215 12 1/4” (311mm) me te utu whakaheke
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He mata keri API tricone IADC215 8.5 inihi (215.9mm) hei hoko
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Ngā mata keri API o te wheketere IADC216 4.5 inihi (114mm)
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Kaiwhakarato mō ngā mata keri API IADC216 5 3/4 inihi (146mm)
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Ngā poro niho mira IADC216 6.5 inihi (165mm) mō te keri poka