Min. diameter - 1.5 mm Max. diameter - 140 mm Max. honing length - 406 mm Spindle speeds: - number (steps) - 12 from - 200 rpm up to - 2500 rpm Voltage 50 Hz3x - 380 Volt Spindle motor - 0.37 kW Machine's weight about - 400 kg Various accessories: - Coolant system - Automatic workpiece honing unit -