Ko te whiriwhiri i waenga i te pouara CNC tuaka-3 me te tuaka-5 tētahi o ngā whakataunga whakapaipai tino nui ka mahia e te pakihi hanga, e te pakihi hanga rānei.
Kāore e rua ngā pakihi e whakamahi ana i ngā pouara CNC i te huarahi ōrite. He rerekē rawa ngā hiahia o te kaihanga tohu i Norwich i te miihini rererangi i roto i te ao.