Pereti Mata Granite
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Papa Whakamarumaru Wiri Granite
He wāhi mahi ātete wiri ngā tēpu ZHHIMG, e wātea ana me te papa tēpu kōhatu mārō, te papa tēpu whatu rānei. Ka āraia ngā wiri whakararuraru mai i te taiao mai i te tēpu me ngā ārai puna hau kiriuhi tino whai hua, ā, ka pupuri tonu ngā wāhanga whakataurite hau miihini i te papa tēpu kia tino ōrite. (± 1/100 mm, ± 1/10 mm rānei). Hei tāpiri, kei roto hoki he wae tiaki mō te hauhautanga kōpeke.