Dynabrade .4 hp Vacuum Die Grinders are ideal for rapid material removal, finishing, removing parting-lines & flash. For use with carbide burrs, rotary files, mounted points, roll cartridges, wheels and discs. Sold separately. Each model includes urethane Vacuum Shroud for efficient capture of dust, debris and contaminants such as Hexavalent Chromium. For use on non-ferrous materials, such as fiberglass and composites. Includes 1/4" Collet Insert and 6 mm Collet Insert. All models includes Conductive Hose & Cuffs, to shield operator from electrostatic discharge (ESD). Vacuum Sleeve can be trimmed, horizontally or vertically, to accommodate accessory or workpiece! (Also removable.) 1-1/4" Dia. Vacuum Hose Port.