Min. internal grinding diameter - 3.0 mm Max. internal grinding diameter - 50 mm Grinding depth - 80 mm Centre height - 200 mm Workpiece spindle speeds: - number (steps) - 5 from - 350 rpm up to - 1200 rpm Max. angle - 120 ° Spindle hole - 25 mm Possible grinding-spindle speeds: - from - 9000 rpm up to - 120000 rpm Grinding table travel: - min. - 2 mm max - 300 mm Table speeds: - stepless - from - 0.10 m/min up to - 10.00 m/min Voltage 50 Hz3x - 380 Volt Drive for internal grinding spindle - 15.0 kW Machine's weight about - 2200 kg Overall dimensions machine: - Length - 1800 mm Width - 1500 mm Height - 1600 mm Various accessories: - Face grinding attachment - Internal grinding spindle: - AIR number - 1 max. speed - 80000 rpm