Ka whai wāhi ngā pūtonga ārumu i runga i te maha o ngā rōpū. Ka taea e rātou te whakamahi i te hanga whare, hei whakamahinga mo ngā kākano whawhai, ngā pou tautoko, me ngā matapihi whiuwhiu, nā te mea he hēkiwaka rātau, ko te tae whakamutunga ka pai ake. Ki roto i te whenua motokā, ka whakangako rātou i te mana o ngā motokā, e āwhina ana ki te iti i te kaihau motokā me te whanaketanga matua. Ki roto i ngā ipuroni, he mea nui ngā pūtonga ārumu hei wāhanga o ngā tahuhu me ngā pūtake uruhere, nā te mea ka whakatupu rātou i te uruhere me te nui o te pai. Ki roto i te whenua mea whakarara, ka tukuna e rātou tētahi tohu hīmataki ki ngā mea whakarara. Ko tā mātau nei i (ingoa kaihanga), ka whakapono mātau ki ngā hunga hou, e whakamahi ana i ngā 19 mīhini whakapiki, i waenganui i ngā 128 mīhini CNC hei whakapai i te nui o ngā karatia ki ngā pūtonga me ngā whakapiki katoa—ka mahi ai hei kōrero tino nui. Ka whai take hoki ō mātau hunga whakatika ki ngā hiahia katoa. E whakatū ana mātau i ngā 20,000 kaiwhakaaetanga, ko ngā tohu whakapono e maha ka whakapono mātau ki ngā paerewa katoa e whakatakoto ana mo te whakamahi pūtonga ārumu, ka whakanuia tonu mātau hei kaihoko whakahē.