describe To solve your problem: you probably know. Your circular saw, jigsaw, table saw, orbital sander, or other equipment has an extra suction outlet, but the vacuum or wand is too large. Suction tube adapter for easy connection between device and vacuum cleaner ? Is it suitable? ? Shop drain sockets cover the entire inner diameter from 21mm to 35mm. Plus, you can easily cut them individually with scissors or a carving knife - guarantees connection precision for all kinds of wet and dry vacuum cleaners, industrial and workshop vacuum cleaners Compatible with all brands: suitable for Krcher adapters, Festool adapters, Makita adapters and almost all other brands of vacuum cleaner hose adapters ? Universal solution for the workshop? - Both DIY enthusiasts and professionals should not miss this adapter. NOTE: When in doubt, check the diameter of your existing hose or hose fittings and compare to the above chart before purchasing. Universal vacuum cleaner adapter. - Conical interior, all diameters from 22 to 35 mm with virtually no restrictions. - Compatible with all standard vacuums, wet and dry, shop and household vacuums. - Exact dimensions can be obtained from images. The length can be shortened so that the diameter can be easily changed with a utility knife, carpet knife or scissors. Can be stretched by careful heating. content : 2 adapters.