General description The Festool 577524 Suction Adapter AV-BHC/KHC is designed for optimal dust extraction during hammer drilling and chiselling. It is compatible with all Festool hammer drills and combi hammers, ensuring a clean work environment by minimizing dust. The adapter features a practical design that allows for easy handling and quick attachment to the depth stop. Technical specifications Items included: Gaiter for drill bit with working length of 100mm Gaiter for drill bit with working length of 150mm Connecting piece for drill bit with working length of 250mm Sight sleeve for a view of the drilling point Dust extraction connection diameter: 27/36mm Drill bit diameter: 0-26mm Gaiter Diameter (inside/outside): 55/75mm Compatibility and accessories Compatible with all Festool hammer drills and combi hammers Installation Quickly fixed to the depth stop in seconds Two clamping holes for secure attachment Usage Can be flexibly adapted to the drill bit length Allows for low-dust