5" Air Angle Sander (Water-Feed Type) The water-feed installation favors your marble and stone finish work by water flow on the working area and does no harm to your body due to non-dust atmosphere at operation. Takes up to a five inch blade or a four inch diamond cup wheel. Great for the laminating table or trim work. Side Exhaust. Free Speed: 11, 000rpm Air Inlet: 1/4" PT Air Hose: 3/8" ID AVG. Air Consum.: 6cfm 171.6 l/min Sug. Air Comp: 2.5HP QTY. Per Carton: 10pcs Carton Meas: 74.5x30x23 cm