1. Ko te nuinga o ngā hanganga me te wāhanga matua he mea hanga e te pokapū tukatuka matatau, e whakarite ana i te tika me te tika o te Mīhini Tuitui Porowhita Whānui Tuwhera Takirua
2 He mea hanga ngā kāmera katoa ki te maitai koranu motuhake, ā, ka tukatukahia mā te CNC i raro i te CAD/CAM me te maimoatanga motuhake. Mā te tukanga ka tino pakari, ka ātete hoki ki te pakaru o te Mīhini Tuitui Porowhita Whānui Tuwhera Takirua.
3 Ngā mahi maha o te mīhini whatu kotahi me te huruhuru hipi mā te whakarerekē i ngā kete tahuritanga o te Mīhini Whatu Porowhita Whānui Tuwhera Takirua.
4 Mā te whakamahi i te Mīhini Tuitui Porowhita Whānui Tuwhera Takirua, ka taea e te pūnaha tohatoha te hanga kakahu me te kore he kopa me te kore he rauemi para.
Ko te hāte Interlock, e mōhiotia ana ko te hāte takirua, he rua ngā whārangi o te papanga hāte e piri ana i ō rāua taha puranga. He maeneene, he papatahi hoki te papanga hua i ngā taha e rua, ā, nā te mea he rua te matotoru o te hāte kotahi, he nui ake te ārai me te pakari o te Mīhini Tuitui Porowhita Whānui Tuwhera Hāte Takirua.
Mā te whai i te hoahoa taputapu me te kore e whakatuwhera i te papanga, ka ngāwari te takai i te papanga. Ka mahi tana taputapu kati haumaru ina kore te papanga e tapahia katoatia. Ka taea e te rākau kohikohi papanga te takai aunoa i te papanga, hei tukatuka i ngā papanga o ngā rahi rerekē, tae atu ki ngā mea he iti rawa ki te tātari. Kei te mīhini tapahi papanga he taputapu whakatikatika tere roera, e whakapūmau ana i te piripono o te whatu me te pumau mō te papanga i runga i te Whatu Porowhita Whānui Tuwhera Takirua.
He whakakotahi i ngā āhuatanga o te kākahu takirua me te kore-mimi mō ngā kakahu mai i ngā mīhini whatu. He nui te putanga papanga, he rango whānui nui me te motuka tere teitei; he pūnaha tapahi aunoa hei whakarite i te ngaronga koretake o te papanga i runga i te Mīhini Whatu Porowhita Whānui Tuwhera Takirua.