S60-FA610 facing head slider transmission is designed with linear rails and a ball screw grade C5 which are incorporated with a servo motor. The roundness of spindle nose is within 0.002mm and repeatability of facing head slider is within 0.01mm. This unit is capable for processing like inner (ID) and outer (OD) turning, grooving, conical boring, conical threading, concave/convex rounding and other spherical machining.