Takanga Whakatōri Matua
Kei te whakaputa i tētahi whakamārama nui te hanganga kāti PDC i runga i te hīkoi me te wehi o te pūhuringa. E hanga ana ngā kāti polycrystalline diamond compact i raro i ngā wāhanga waewae me te werawera iti, e whai ake nei i ngā kāti kahore e paihere nei i ōna āhuarangi tika, ā, ka noho tonu i aua āhuatanga ki te whakamahi i ngā wāhanga pūhuringa whakahē. Ka whakatakoto haere ngā kāti i runga i te kanohi kāti hei whakamana i te mahi kāti me te tirotiro whakaeke mai o te wehi. Ki runga i te hanganga kāti mōhiko, ka whakaae te kāti ki te whakauru i ngā raruraru hīkoi me te itinga o te wehi me te wehi tahataha. Ko te hanganga kāti mōhiko tēnei kei te whakamana i ngā mahi pūhuringa mōhiko, te itinga o te toru i te whakamahi, me te wehenga o te rahi o ngā pūnaha. Kei te tino tūpato o te werawera ngā kāti PDC, e whai ake nei i ngā raata e tere ana, kaore he whakarerekē i te wehi, ā, ko tō rātou eka e kawe ana i te oranga whakatupu i roto i ngā momo whenua katoa.