MTO Dust Extractor Adaptor 72mm DDE 72Vacuum cleaner adapter for extracting drilling dust at the hole entry point For drill bits and core bits from 6 72 mm By virtue of the 2 chamber system and the foam rubber gasket it stays attached to almost all (even uneven) surfaces, such as plaster, natural stone and woodchip wallpaper. Minimal drill dust residue at walls and wallpapers The adapter is put on the existing suction hose. The negative pressure of the vacuum cleaner keeps the adapter to