ngā tīruki simeka kōhuri
Nā ngā wīwī tūpuhi kōhatu o mua i whakamahia he rārangi nui i te kōwhiringa o ngā pūtake hangarau whare whakatū, ka mahi hei kaiwhakaaweawe whakapono i ngā kaupapa hangarau. Ko ēnei wīwī e whai ake ana i te pūtēanga whatitoka e whati nei ki runga i te kaihikoi wīwī, hei hanga hoki hei tuku atu i te kōhatu ki ngā marae hangarau mai i ngā whare poraka ki ngā whenua hangarau. Nā ngā momo kohinga tuatahi, e kitea ana i a rātou tonu tonu me te hanga pai me te hiranga mekanika, e noho ana i waenganui i te rahinga e takoto i waenga i te 6 ki te 10 taipu kōhatu. Ko te rākau whatiwhati, e urutomo ana ki take rānei ki te kaihikoi matua o te wīwī, ka whakarite i te pai o te kōhatu i runga i te haere mai. Kei roto i ngā wīwī nei ngā reta wai iti noa, e pai ana, hei whakauru wai i te waehu me te whakawhitiwhiti i te whatitoka i muri i te whakamahi. He iti noa rawa te rākau whakatakotoranga, ahakoa iti i ngā tūponga o nāianei, ka whakahaere pai i te kawe kōhatu. Nā ēnei wīwī hoki ngā kaiwhakahaere meka mō te āhua herehere whatitoka me te āhuatanga whakatakotoranga, ka tukuna mai ki ngā kaiwhakahaere te whakahoutanga meka. Ahakoa i te hunga o ēnei wīwī, kei te whai mana tonu te pai o te whakahaere, ko ō rātou raraunga mekanika e waihanga ana hei whakaaeheke i te whakahaere me te whakahoki i ngā momo hanga hou, e hīmataki ana i te take mekanika. Ko ō rātou hanga rangatira me ngā kōwhiringa e taea ana te tirotiro, ka whai mana tonu hei whai hua i ngā wā e kore ai te tautoko take mōhiohio.