He aha te tikanga o te kore e nui te pupuhi o ngā rivet matapo?

Kāore i te rawaka te pupuhi: nā te iti rawa o te kaha pakaru o te rivet matapo, kāore anō kia tino piri te rivet, ā, kua momotu te pūwāhi pakaru o te rivet matapo, ka hua ake he kore rawa te pupuhi o te rivet matapo. ka puta i raro i te pakaru.

https://www.yukerivet.com/news/how-to-solve-if-there-is-a-penetrating-cavity-left-in-the-riveting-body-after-riveting/