Festool Drilling dust nozzle D 27-BSD - (Ref: 500483) Main areas of use: Drilling in floors, walls and ceilings up to max. Ø 12 mm, no dust or residues Patented dual-chamber system for clean drilling and a secure hold Foam rubber pad for a secure hold on uneven surfaces Flexible joint piece for moving hose to perfect position Key Features: for BHC 18, PDC 18, PD 20 and mobile dust extractors CT/CTL/CTM adapter with flexible insert drill sleeve made from nickel-plated steel compatible with all standard industrial and domestic vacuum cleaners exception: must be deactivated on extractors with automatic filter cleaning system Technical details: Connection dia. 27-32 mm Drill bit dia. 0 - 12 mm