Ko ia katoa o ō tātou tupeke hapa, e whai ake nei i te mahi tino mōhio. Nā te momo whenua o te rorohiko, ka taea e tātou te whakarerekē i ngā āhuatanga o ngā tupeke hei whakaako i ngā pūnaha mea ‘maha te kaha’, rānei ko ngā pūnaha ‘kai moana’ pērā i ‘whakahē maihi’ mō te whakamahi i ngā hapa i roto i te wā 1000 – 7000. Ko te māuiui i runga i te hanga mea he maha, me te hiahiatia tōnū i te whakapau whenu me te whakatauhia, ka mahia e tātou i runga i ētahi 19 whakatauhia me 128 CNC pūhoro. Ka taea e tātou te whakauru i ngā whakawhanake pūtahi pērā i te anodizing me te powder coating hei whakapai i te aronga nui me te tiaki i ngā tupeke. E kore e pai kia whakawehenga ēnei mahi, me ō tātou kāinga e taea ana te whakamahia he 35,000 tonne o ngā tupeke hapa, me ō tātou kāwai e tū nei i waenganui i te ao mō te tuku ki mua, ka whai tūtonu ai ngā matatika i te pai rawa o ngā tupeke hapa mō ō rātou hiranga, kāore i te whakawehenga.