Max Grinding Wheel Diameter/Face: 30″ (760mm) x2 OD Wheel Heads Max Swing Diameter: 42″ (1,066mm) Distance Between Centers: 80″ (2,000 mm) Max Workpiece Weight: 3,500 lbs (1,588 kg) Electrical Requirements: 480 V; 3 Ph; 60 Hz Approx Grinder Weight: 20,000 lbs EQUIPPED WITH: Indexing Grinding Wheel Heads x2 Wheel Balance System Crush Form Dresser Tail Stock Head Stock Renishaw Probing System- MP250 Barnes Fabric Filtration Unit Chiller Unit Available OD Grinding Wheels Approx 5,300 Operating Hours