Aikace-aikace:
Wani bangare na akwayadunƙule tare da ƙugiya ko dunƙule don ɗaure, wani abu mai mahimmanci ga duk injinan masana'anta.Kwayar zoben ɗagawa abu ne da aka saba amfani da shi don aikin injiniya.Kwayoyi tare da dunƙule, bisa ga daban-daban bayani dalla-dalla, hakowa, gyarawa ta dunƙule.
Kwayoyin Ido
Ingancin Farko, Garantin Tsaro