... 10 mm to 2,000 mm Length of the bristle: 8 mm to 2,000 mm Diameter: 3 mm to 200 mm Frame ... wire,animal woolmaximal diameter is 0.5 mm; as for animal hair, the maximum is ... 1.5 mm.Brush manufacturing: Safety brushes for elevators, brushes ... :The elevator industry, sanitation industry, cleaning brushes, vacuum cleaner parts, food machinery, packaging machinery, CNC machine tools ...