yt28 pū kōwhatu
Kei te whakamahia te YT28 hei whakangungu kōwhatu, he āhuatanga hiranga nui i roto i te hunga here here pneumatic, e whakapakari ana i ngā mahi tūao me te tirotiro pai ki ngā taiao kikino. Ko tēnei konohi mōrena ka wehe i runga i te hāwai here, kei reira hoki he kaha nui ake te kawe pūngao mō ngā momo whakangungu katoa. He kiko kaha te whakangungu, ko te tinana kōwhai me ngā ateha whakapakari, e whakamana ana i te mutunga noa rā i ngā wā kikino. Ki runga hoki i tōna rautaki whakarite i te tangata, e pai ana te YT28 ki te whakahaere i te kaiwhakahaere i waenga i ngā wā e hirahi ana, me te whakahaere pai o tōna rautaki kaihāpai hāwai, e whakapai ana i te pūmanawa mahi. Kei roto anō hoki i tēnei kōmu e takoto nei i te hanga tuara motuhake, e whakaiti ana i te mate kaiwhakahaere, e whakapai ana i te haumanu whakawhānui. Ko tōna whatitanga whakangungu e whai ana i ngā whenua kōwhatu iti rānei, nā tērā ka pai hei whakamahi mō ngā kaupapa kōhatu, poraka rānei, me ngā kaupapa hangaiwi. Ko te rākau whakatū hāwai matua o te whakangungu, e whakamana ana i te whakahaere me te whakauru pai o ngā pūtahi, e whakaae ana ki te whakatika pai o ngā pūtahi me te whakapai pai o te mahi whakangungu. Nā te hanga tauira o te konohi, ka whakawhiwhi ana i te mahi whakahaere me te whakakapi kaiwhakakore, e iti ana i te wā korenga, me te whakapai pai o te pūmanawa mahi.