Ese ibicuruzwa bigomba kurohama kugira ngo bivaneho imitako y'umutwe izengurutse?

Si ngombwa gutobora imyobo iri mu mazi kugira ngo ukureho imigozi ifite imitwe izengurutse.

https://www.yukerivet.com/news/do-countersunk-head-rivets-require-countersunk-holes/