Zvipikiri zvedenga zvine musoro weamburera zvakagadzirirwa kuiswa kwezvinhu zvedenga.Iyi misumari, ine shanks yakatsetseka kana yakamonyoroka uye musoro weamburera, ndiyo inonyanya kushandiswa mhando yezvipikiri ine mari shoma uye yakanaka pfuma.Musoro weAmburera wakagadzirirwa kudzivirira kuti denga remba kubvarura kubva kumusoro wembambo, pamwe nekupa hunyanzvi uye hwekushongedza mhedzisiro.Iyo twist shanks uye mapoinzi akapinza anogona kubata huni uye matenga edenga panzvimbo pasina kutsvedza.Q195, Q235 kabhoni simbi, 304/316 simbi isina tsvina, mhangura kana aruminiyamu inogona kushandiswa sezvinhu kuti zvipikiri zvirambe zvichiramba kune yakanyanyisa mamiriro ekunze uye ngura.Rubber kana plastic washers dziripo kudzivirira kubuda kwemvura.