Mukamagwiritsa ntchito ma lathes okha, malo achibale a chida ndi workpiece ayenera kusinthidwa malinga ndi khadi losinthira chida cha makina, ndipo kutembenuka kwa mayesero kuyenera kuchitika pambuyo pa kusintha, ndipo chidutswa choyamba choyenerera chikhoza kukonzedwa;Samalani ndi kuvala kwa zida ndi kukula kwa workpiece ndi roughness pamwamba pa Machining.