ngongo tapawha Ko te ahua o te wahanga tapawha tuwhera marama ngongo maitai angiangi-taiepa, hoki e mohiotia ana ko te maitai kōtaha matao-hanga.He mea hanga ki te Q235 wera-hurihia, makariri-hurihia ranei te takai, te porotaka ranei hei whakarewa turanga, he mea hanga na te piko o te makariri katahi ka paiherea e te auau teitei.Ko te rahi o te kokonga me te taha tika o te wera-whakatakahia atu te matotoru o te ngongo tapawha pakitara ka eke ki runga ake ranei i te taumata o te parenga o te atete ki te whakapiri i te ngongo tapawha hangai makariri engari mo te matotoru o te pakitara.