Pali mayina ambiri a ma rivets opanda mitu, monga: ma rivets a mutu okhala ndi mbali ziwiri, ma rivets opanda maziko, ma rivets opanda maso, ndi ma rivets okhala ndi milomo iwiri.
https://www.yukerivet.com/news/do-countersunk-head-rivets-require-countersunk-holes/
Nthawi yotumizira: Okutobala-19-2022