The CP870 Chicago Pneumatic Dual Action Sander is ideal for blending and smoothing filler, feather edging and pre-paint preparation. Powered by a 0.5 HP motor, it produces 5,000 RPM of free speed. This dual action sander provides both rotary and orbital motion for rapid removal, and a fine finishing speed regulator to match speed to the job. A lock off throttle prevents accidental start ups and an insulated grip provides comfort to the operator. The air inlet measures 1/4 inches in diameter with a 3/8-inch diameter hose. Uses 6" PSA Self Adhesive Sanding Discs. Insulated grip and lock off throttle to prevent accidental start ups. Power regulator for precise control. Greater Operator comfort. Excellent for blending and smoothing filler, feather edging and pre-paint preparation.