He aha te tukanga tono o te ngongopūmau? Muri iho, ka hoatu e mātou te kupu whakataki e tika ana:

1. Whakamahia te taputapu tapahi paipa hei tapahi i ngā ngongo, i ngā paipa rānei kia rite ki te roa e hiahiatia ana, ā, tirohia te wāhanga tapahi mā te taputapu whakataurite kia mōhio ai kei te poutū te wāhanga tapahi ki te tuaka o te paipa. Mena he pūwero te tapahi, whakamahia he mīhini huri hei whakakanapa maeneene.
2. Mā te rawhi ngongo ka whakatakotoria ngā ngongo rino e hiahiatia ana kia tukatukahia hei awaawa i runga i te mīhini hurihuri me te anga hiku o te mīhini hurihuri, ā, ka whakatauritea kia noho whakapae te paipa.
3. Ka herea te wāhanga o te pito tukatuka o te paipa ki te mīhini hurihuri awaawa e te rawhi ngongo, kia poutū ai te tuaka o te ngongo maitai ki te mata o te roera.
4. Whakaroa. E Hēki, me whakapiri te wira pēhi o runga ki te paipa, tīmatahia te mīhini hurihuri, ka hurihia te roera kotahi. I tēnei wā, kia tūpato ki te tirotiro mēnā kei te piri tonu te wāhanga paipa ki te mīhini hurihuri. Ki te kore, whakatikatikahia te paipa kia rite. Ki te pēhia kia piri, pēhia mārire te hū kia huri ōrite te paipa e te roera pēhi o runga ki te hohonu o te awaawa kua whakaritea.
5. Ina mutu te here o te ngongo, tirohia te hohonu me te whānui o te awaawa mā te whakamahi i te caliper vernier. Kia mōhio ai koe kua tutuki i ngā whakaritenga paerewa, wetekina te jack ka tangohia te paipa.I te tukanga tono o te rawhi ngongo, he mea tika kia mārama ki ngā mea e tika ana kia arohia, kia aro hoki ki te tiaki i muri i te whakamahinga, kia roa ai tōna ora.