Vertical Polisher. This rugged air polisher has a vertical 1 hp motor and an automatic release trigger with positive stop action. The 8" flex-edge polishing pad helps eliminate scorching. Through-handle exhaust with muffler to reduce noise. Free speed: 2500 rpm. Average air consumption: 6 cfm @ 90 psi. Weight: 4 1/2 lb. 1 year limited warranty.