He aha nga rivets matapo e pakaru ai te mandrel, kaua ki te waahi pakaru o te tiu kume?I

1. Ko te kaha toia o te mandrel ake kaore i te pumau, ko te kaha o te waahi pakaru e tino tata ana ki te kaha toia o te mandrel ake, kaore ranei i te mahia te maimoatanga wera, ka pakaru te mandrel.

2. Kua pakaru te mandrel i mua i te riveting.

https://www.yukerivet.com/news/the-mandrel-of-the-rivet-has-been-completely-pulled-out-is-it-qualified-to-leave-a-penetrating-hole-in- te-rivet-tinana-muri-riveting/