The article considers the definition of the stability range of a dynamic system for turning non-rigid shafts with different technological set-ups: standard and developed ones; they are improved as a result of this research. The topicality of the study is due to the fact that processing such parts is associated with significant difficulties caused by deformation of the workpiece under ... https://www.spidertattooz.com/NYX-Total-Control-Drop-Foundation-Brush-PROB22-p11165/