Min. internal grinding diameter: 5 mm. Max. internal grinding diameter: 200 mm. Grinding depth: 250 mm. Centre height: 180 mm. Max. work piece diameter: 340 mm. Max.workpiece length + steady: 1000 mm. number (steps): 6. from: m/min. up to: 10 m/min. Max. angle: 30 °. Spindle hole: 50 mm. min.: 3 mm. max: 600 mm. Voltage 50 Hz 3x: 380 Volt. Total power required: 15 kW. Machine's weight about: 3000 kg. Length: 2400 mm. Width: 1200 mm. Height: 1400 mm. numbers: 2. max. speed: 28000 t/min.