pūoro whenua pūtahi
Nā ngā pūtake kōwhatu whitiwhiti kai te hanga i ngā tāiao matihiko hei whakamahere mō te tuku ki roto i ngā kōwhatu me te whakapakoko i ngā mahi kōwhatu. Ko ēnei taonga matua e whakauru ana i ngā rara hou me ngā hanganga matihiko hei whakatutuki i te huarahi pai rawa i ngā wāhanga whenua whakahē. Ka noho ngā pūtake i runga i ngā whakatakoto tungsten carbide rānei, ko ngā polycrystalline diamond compact cutters e whakarite ana ki te whakaū i te pai o te kutikuti me te whanaketanga. Kia mahi, ka whakauru i te kuhuata me te kuhunga ki raro, e hanga ana i tētahi mahi kutikuti nui e kite ana i ngā kōhatu. Ko te hanga e whakauru ana i ngā rahi e rua o ngā whakatakoto, inahea ko ngā raupapa tuatahi me te tuarua, ko ngā ara wai ā-waha e tiakina ana i te waipiro me te tiakina i ngā kereka i te wā mahi. He iti nui ngā rahi me ngā whakatakotoranga o ēnei pūtake, inahea kei te whakatutuki tonu mō ngā momo kōwhatu ā-kōhatu rānei, me ngā wāhanga kōwhatu. Nā te hunga whakangungu o ngā pūtake kōwhatu whitiwhiti kai te whakapai i ngā āhuatanga, e whakauru ana i ngā āhuatanga pai ake pūnaha wehe, me ngā hanga kutikuti pai rawa, me ngā pūnaha wai matihiko e whakapai ana i te huarahi kōwhatu. E whai ana i ēnei i ngā mahi kōpako, i ngā whakamahere urupa me te kai, i ngā kaupapa hanga me ngā pūnaha whenua, e mahi ana hei take matua mō ngā mahi kōwhatu o nāianei.