The Metabo Vacuum Cleaner Adapter DDE 14 (630829000) is designed for extracting drilling dust at the hole entry point, ensuring safe and dust-free drilling in walls and ceilings. Its 2-chamber system and foam rubber gasket allow it to stay attached to almost all surfaces, including uneven surfaces like plaster, natural stone, and woodchip wallpaper. The adapter connects to an existing vacuum hose, using negative pressure to adhere to the surface, minimizing drill dust residue on walls and wallpapers.