TVD (The Vacuum Doctor)
38mm Black Plastic Round Vacuum Cleaner Dust Brush With Nylon Bristles
38mm black round commercial vacuum cleaners plastic dust brush, with nylon bristles, it fits ONTO 38mm vacuum wands. This means the INTERNAL diameter is 38mm.
They would usually be used with Nilfisk IVB3 H Asbestos Safety Vacuum and the Nilfisk IVB series of wet and dry vacuum cleaners such as the Nilfisk IVB7 M wet and dry industrial vacuum cleaner and the Nilfisk IVB 3