Bocca, Malandrone & Sunebo Centerless Grinders Download Brochure R - 50 R - 90 R - 130 Work Piece Diameter (in mm) 0.6 to 80 0.6 to 150 0.6 to 350 Wheel Width (in mm) 250 350 500 Grinding Wheel Max Diameter (in mm) 610 610 660 Total Weight (in kg) 8000 13000 17000