Dè tha geansaidh dall rivet a’ ciallachadh?

Ceann leum an ribe dall: leis nach eil an ribe a’ pasgadh ceann an ìnean, bheir e air an ribe leum a thoirt air ceann.

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