Itis widely used for linear motion transmission,such as : CNC Machine-Tools,automobile,aircraft,medical technology,food industry etcwe supply Ball Screws at a full range of high performance, cost effective, and precision for all applications. Ballscrews are critical components in machine tools and production machinery. Ball screw is formed of ball,nut and screw shaft.We manufacture ball screw mainly through two ways:rolling or grinding,according to your accuracy grade requirement.