Chicago Pneumatic 869P 8" Heavy Duty Air Angle Polisher. "flex-edge" polishing pad to help eliminate scorching. Muffled rear exhaust. Built-in air regulator adjusts speed. Hardened and ground spiral bevel gears for low vibration and long life. Applications - buffing and polishing flat and contoured surfaces. Free speed - 2500 rpm. Specifications: paper size - 8", cfm - 6, hose size - 3/8", free speed - 2500 rpm, motor - 1 hp.