Central Vacuum Model (52596) includes Dynabrade 1.3 hp Disc Sander (52635) with Vacuum Shroud (52744). Tool includes Backing Pad (51150) which has a 5" (127 mm) diameter, plus mounting hardware. Accepts optional 5" (127 mm) diameter Abrasive Discs with 7/8" (22 mm) center hole. Tool has robust, governor-controlled 1.3 hp (970 W) air motor. Includes Conductive Hose & Cuffs, to shield operator from electrostatic discharge (ESD). Swivel Cuff (96004) improves maneuverability! Tool housing and handle are made of solid cast aluminum. Insulated throttle handle reduces cold air transmission. Vacuum Shroud angle ensures ideal surface contact for maximum debris extraction. 3/4" (19 mm) high Shroud Brush (50582) assists in capture of airborne contaminants. Tool includes Vibration-Dampening Side Handle (53134). Safety-lock throttle lever is standard. Ideal for use on non-ferrous surfaces such as fiberglass and composites. A vital tool in the marine industry and AOEM! Flexible, non-marring Vacuum Shroud is constructed of high-quality clear urethane. Vacuum Shroud allows capture of dust, debris and contaminants such as Hexavalent Chromium. Shroud brush assists in capture of airborne contaminants. Convenient Spindle Lock allows quick and easy changing of backing pad or abrasive. Wick-Lube System extends gear life with regular lubrication. Gear Oil (95848) & Gear Oil Gun (95541) included with tool, and also sold separately.