Ihe mgbochi owuwu nke ihe njide nut nke Rivet II:

4. Atụnyela ya oke, nke ga-eme ka isi ya dị larịị, gbanwee eriri ya ma gbagọọ efere ahụ. Tupu e mepụta otu ogbe, kwesịrị ịpịa ya.
5. Anwala iji hama tinye ihe njide ahụ, hama ahụ agaghị eme ka efere ahụ kwụsie ike ma mee ka mkpọchi ihe njide ahụ sie ike.
6. Etinyela skru n'isi ihe njide ahụ, ọ dị mkpa ka etinyere ya n'akụkụ nke ọzọ nke isi ihe njide ahụ, iji mee ka ihe njide ahụ sie ike n'ebe bọọdụ ahụ dị.
7. Etinyela ihe mkpuchi efere ahụ tupu oge eruo iji tinye ihe njide rivet nrụgide. Chọpụta ike nke ebe dị mma itinye.

https://www.yukerivet.com/news/how-to-test-the-strength-of-rivet-nuts/