High precision micro ball screw 0801 1.Micro lead pitch,C5 class 2.Precision machining 3.Drawing custom 4.Prompt delivery High precision micro ball screw 08011. Ball screw introduction:Ball screw is a desired product which turns rotary motion into linear motion, or linear motion into rotary motion.Ball screw is made of screw, nut and ball . Its function is to turn the rotary motion into linear ...