Naon anu lepat sareng paku keling buta éta?

Bisa jadi aya dua alesan pikeun kateuadilan ieu:

1. Spésifikasi paku keling buta panjang teuing, anu henteu cocog sareng ketebalan paku keling.

2. Piston paku keling sareng pelatna henteu disimpen dina posisi horizontal, sareng paku kelingna ditarik, nyababkeun paku keling bengkok saatos ditarik!

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