Electric powered Rotopeen Tool comes with cutter hub assembly and includes 60 hardened steel saw tooth cutters. Can also be used with flap hub assembly part # 805006 or extra course wheel part # 805039 which can be ordered separately. The Rotopeen housing is made of cast aluminum that is machined to hold brushes and rollers. Vacuum Shroud conforms to a surface and safely contains hazardous dust and debris as it quickly removes coatings, as well as Lead paint, Asbestos, Mold, rust and slag. Meets or exceeds OSHA and EPA standards for the safe containment of hazardous materials being removed. It has a powerful variable speed, 1.8 HP Electric Motor and requires 110 Volts AC for the aggressive removal of various coatings for multi surface preparation. Attaches to any vacuum with 1 1/2 inch coupling or hose.