Ma tahay in alaabtu ay hoos u dhigto si loo daadgureeyo rivets madax wareeg ah?

Muhiim ma aha in la feero godadka countersunk si loo jiido jeexjeexyada madax wareegyada la daadgureeyay.

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