He Peera Porowhita mō te Harrow Disc, he mea hanga ēnei peera harrow disc mahi taumaha ki ngā hiri ngutu-toru hei tiaki i ngā taiao waikura. He uhi hipoki kotahi te wahi o tēnei hiri me ngā hiri whakapā e toru kua whakairohia.
Ko ngā Peera Kōpae Ahuwhenua Porowhita he hoahoa kōpae āwhata e whakakotahi ana i ngā mātāpono peera kōpae mahi-teitei, pakari, ātete-waikura mō te waeine pūmau-ki-te-tūnga. He tino pai mō ngā mahi ngaki kino, me ētahi atu āhuatanga poke rawa. Ātete ki te he o te tūnga. Mā ngā ara reihi kua whakakoihia ka pai te mahi me te roa o te ora ratonga.