A4291 Heavy Duty Air Belt Sander 10 x 330mm BeltIdeal for finishing different shapes of surfaces Lightweight balanced tool to make fine finishing Lever throttle for positive speed control Rear exhaust directs air away from work surfaceSize of Belt (mm) : 9 x 330 Free Speed (RPM) : 16,000 Avg.,A4291 Heavy Duty Air Belt Sander 10 x 330mm BeltIdeal for finishing different shapes of surfaces