Xuddunta rivet-ka indhaha la'aanta ah si buuxda looma soo bixin, maxaa sababay jabka?Ⅱ

3. Madaxa ciddiyaha ayaa dhaca: Ka dib marka la xoqo, madaxa mandrel-ka lama duubi karo oo wuu ka dhacayaa jirka rivet-ka.

4. Dildilaaca jidhka oo soo baxaya: Ka dib marka la jiido daloolka, jidhka daloolku wuxuu leeyahay dildilaac dheer ama gebi ahaanba waa dillaacsan yahay.

https://www.yukerivet.com/news/the-nail-cap-came-off-what-is-the-reason/