O le ā le uiga o le blind rivet jumper?

Ulu osooso o le rivet tauaso: talu ai e le afifi e le rivet le ulu fao, o le a mafua ai ona osooso le ulu o le rivet.

https://www.yukerivet.com/news/the-core-of-the-blind-rivet-is-not-completely-pulled-out-what-is-the-reason-for-the-fracture/