Cen-Tec Systems 94247 Quick Click Two Piece Power Tool Dust Extraction Adaptor Set (25, 35, 38 and 48mm) Compatible with Bosch, Festool, DeWalt, Milwaukee, Festool, Fein, Hitachi, Einhell and Others : Amazon.co.uk:
CTS Quick Click, Hose Splitter and a Reusable Dust bag. Used and Reviewed! - YouTube
Cen-Tec Systems 94698 Quick Click 3m Hose for Home and Shop Vacuums with Five Piece Power Tool Adaptor Set for Dust Collection : Amazon.co.uk: DIY & Tools