matatara whakanui hei hoko
Te upoko waewae tūmataiti whai take e whai ake nei he huatau o te mātauranga hanga pūnaha, e whakakotahi ana i te whaiaro me te kaweawetanga mo ngā tono hanga waewae rerekē. Ko tēnei taputapu matatini ko te mata tungsten carbide e whai ake nei, ka whaiwhai ia i te whiuwhiu nui me te whakaora i te hirere i te wā e hirahira ana. Ko te hoahoa rautaki hīnewhitia hei whakamana i te tahuri o ngā kōkōngai ki waho i te ara kutu, e whakamutunga ana i te kōpikopiko me te whakarite i te pai rawa o te hanga waewae. Ko te hanga tupeka katoa o te upoko waewae e whai ake nei i te whakamātau anō ki te tiaki i te uruhere me te whakakore i te koronihi, e whakapuakitia ana i te roa o te wā mahi. I hangaia e te tikanga horapa tohu, ka tukuna e tēnei waewae i ngā rua pai, pai rawa, i ērā whenua e rima nei: ko te kauri whero, ko te kauri ma, ko te pora, me ngā mete o te rangi. Ko te whakatika hirere e whakaiti ana i ngā huringa kotahi, ka whakaiti ia i te mate iho o te kaihanga, ahakoa te pai o te hīnewhitia hirere. Ko te mata whakaaeheke anō o te upoko waewae ka whakatika i te tūnga rua me te whakakore i te haere, ka whakanuia e tēnei hei pai mō ngā kaihanga matatini me ngā kaihanga ā-waea. E taea ana e ia te whakaaetanga ki ngā momo kauwhata katoa o ngā waewae, ka whakatupu ana ia i te pai rawa mo ngā pūhanga waewae motokā me ngā pūhanga waewae tārewa, ka tuku pai rawa ia i runga i ngā wāhanga huringa.