E nwere ọtụtụ aha maka rivets blind na-enweghị isi, dịka: rivets head rivets nwere akụkụ abụọ, rivets coreless, rivets blind, na rivets nwere ọnụ abụọ.
https://www.yukerivet.com/news/do-countersunk-head-rivets-require-countersunk-holes/
Oge ozi: Ọktoba-19-2022