Me pēhea te whakatika mēnā kāore e taea te whakamāu i te pū rivet?

Tikanga whakatika: Wetekina te uhi o runga i waho, kātahi ka whakau i te taha o roto, ā, hei whakamutunga, whakawirihia te uhi o waho.

https://www.yukerivet.com/news/application-method-of-rivet-gun-i/