koko me te koko
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Ka taea e te maripi te taputapu kaiahuwhenua pai mai i te wheketere
1, titiro tuatahi ki te mata: te mata ki te kanohi, kia ≈30° te mata o te maripi me te rarangi o te tirohanga. .
2, faaineine i te kowhatu: Kia tino rite ki te whakarite i te whetstone pai.Mēnā he mātotoru te aho o te mata, whakarerihia he kōhatu whatu taratara tere, hei whakakoi tere i te maripi.Mēnā kāre he whakakoi pūmau, ka kitea he kākahu mātotoru (momo tauera) hei whakakoi i raro i te kōhatu whakakoi.Ringihia he wai ki runga i te whetstone.
