CNC universal grinding machine suitable for external (OD) and deep internal (ID). Movable grinding wheel carrige and free rotary torret torque direc drive on 360°, suitable for application of one external grinding direct spindle (15 kW) auto balanced and a second internal grindign spindle (24 kW)suitable for 6500 mm deeph hols and 150 mm max diameter. Grinding system with in process measuring absolute device inclued (range 10-210 mm). Tailstock with pressure control system by CNC and manual adjustment of load.Combine dressing syste, for OD and ID grindign wheels, corundum, CBN e diamond.