Te tuku hau nui-kaha hei whakatutuki i te hiahia hau pokapū.
Me te awhe nekehanga hau i waenga i te 5-100 m³/min, he tino pai mō te tuku hau pokapū i roto i ngā wheketere, i ngā raina whakaputa nui, me ngā āhuatanga e nui ana te whakamahinga hau pērā i ngā kakahu, ngā hikohiko, me ngā matū.
He roa te ora o te waeine matua, ā, he puhoi te pirau.
He iti te kawenga whāngai, he iti hoki te kawenga wera o te wae matua e rua-wāhanga. Ka whakamahia e ngā wāhanga matua ngā whāngai SKF/NSK, kia pumau ai te mahi. He iti ake te hekenga pai mō te wā roa i ērā o ngā tauira kotahi-wāhanga.