1.water cooling spindle motor 2.Hiwin linear rail ... round guide rail to ensure accuracy3) Subdivision stepper motor with excellent performance, quick speed, stable operation ... safe operation4) Frequency conversion water-cooling large power motor, low noise, even speed5) Humanistic design, ... acceptedG code,u00,mmg,pltSpindle Motor(optional)1.5kw,Inverter-driven spindle motor cooled by water Option: ...