Ko te tikanga tongi ko te nuinga he tongi parakore, tongi waro, kohuke me etahi atu.Ko te tongi parakore i roto i te tongi puhui, penei i te Urea he kino ki te mowhiti mowhiti, te kohao mate whakakai me te kohao o roto e mau ana i te kohuke, no reira me kowhiri nga mea o te mowhiti mowhiti he kowiri tira X46Cr13.He nui te whanui o te whakakai tongi whakakai, he 3.0-6.0mm te whanui, na te nui o te whakarea waku, he uaua ki te tuku te poka.