1. Imiterere yubukanishi bwibyuma bya rivet ibyuma, nkimbaraga, kurwanya torsion nibindi bisabwa;
2. Kurwanya ruswa.Bimwe mubikorwa bikoreshwa mubidukikije bikaze, kubwibyo rero ibyuma bisukuye ibyuma bitagira umwanda birasabwa kugira imbaraga zo kurwanya ruswa;
3. Ibisabwa ubushyuhe bwakazi mukurwanya ubushyuhe (imbaraga zubushyuhe bwo hejuru hamwe na okiside irwanya) ibikoresho;
4.Ubwiza bwabakiriya, igiciro nibisabwa kubisabwa ibyuma bitagira umwanda.
Igihe cyo kohereza: Mutarama-05-2022