Model/Item No :SL-13704Sanding head :4 rollersMax. Sanding width :1370mm (54″)Max. Sanding thickness :140mm (5-1/2″)Table dimension :1370mm x 1950mm (54″ x 76.77″)Sanding wheel diameter :280mm (11″) or 320mm (12.6″)Speed of Sanding wheel :400~1200 ...