He iti te ātete hiko o te koranu parahi nikara, he pai te ātete ki te wera me te waikura, he ngāwari ki te tukatuka me te whakarewa mata.
E whakamahia ana hei hanga i ngā wāhanga matua o te whakawhiti wera nui, te pakaru hiko wera ātete iti, me ngā taputapu hiko. He rauemi nui anō hoki mō te taura whakamahana hiko.

Ngā tono:
Ka taea te whakamahi hei hanga huānga whakamahana hiko i roto i ngā taputapu ngaohiko-iti, pērā i te tānga taumaha wera, te pakaru ara iahiko ngaohiko-iti, me ētahi atu.

Awhe rahi:
Waea: 0.05-10mm
Rīpene: 0.05*0.2-2.0*6.0mm
Rīpene: 0.05*5.0-5.0*250mm
raupapa CuNi: CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi14, CuNi19, CuNi23, CuNi30, CuNi34, CuNi44.
Ko ngā ingoa anō hoki ko NC003, NC005, NC010, NC012, NC015, NC020, NC025, NC030, NC035, NC040, NC050.