3. Tèt klou a tonbe: Apre riveting, tèt mandrin an pa ka vlope epi li tonbe nan kò a rivet.
4. Riveting kò fann: Apre rale riveting, kò a riveting gen yon krak longitudinal oswa konplètman fann.
https://www.yukerivet.com/news/the-nail-cap-came-off-what-is-the-reason/
Lè poste: 28-Jul-2022