... Linear axis/shaft OEM service Linear axis/shaft SF5 Made in ChinaSpecial Machining for Shaft. Feature: Material: CK45,GCR15 ... .0mm (Rmax) 1. Cylinder linear shaft is widely used in Industrial automatic machine, such as Industrial Robot, Automatic Recording instrument, Computer, ... 4.When you have special requirements on machining, such as threading, coaxial holes drilled and tapped, radial holes drilled ...