This article explores the fundamental differences between CNC Lathe Turning and CNC Milling, two pivotal manufacturing processes. It explains how lathe turning's rotational cutting excels in producing precise cylindrical parts, while milling's multi-axis tool movement enables the creation of complex geometries and three-dimensional shapes. The article also covers their typical applications, advantages, and factors influencing the choice between the two methods. Understanding these aspects helps manufacturers optimize quality, efficiency, and costs in precision production.