FO5003mk Uses 2 and 3 backing pads. Rubber handle provides grip and operator comfort. Two finger throttle for easier control and less fatigue. Adjustable power regulator to match the speed to the job. Ball bearing construction for a long tool life. Accessories included: 2 and 3 backing pads. 10x 2 diameter sanding discs - 320, 400 and 600 grit. 10x 3 diameter sanding discs - 320, 400 and 600 grit. Spindle key and instructions. Supplied in a robust blow-moulded carry case. Free speed: 15,000rpm. Air inlet thread: 1/4 NPT. Minimum air hose size (ID): 3/8 (10mm). Air consumption: 4cfm*. Vibration level: 0.9 m/s2. *Based on a 15 second cycle per minute average use.