Nishijima Model TNC-450B CNC Cold Saw Blade Grinder Very user friendly touch screen. Will grind many tooth styles "A", "AW", "B", "BW", "C" Hi-Low, Chamfering and teeth stripping. Automatic wheel compensation, infeed for rough and finish grinding, spark out grind also. Machine will stop when finished. Can grind wet or dry. Separate coolant unit available at additional cost. With CNC controls tooth height, hi-low, face and back clearance angles are infinite. Can grind solid HSS and segmentals to 450mm. 220V, 3 Phase, Central Lubrication System