Osborn - 2-3/4" Diam, 1/2-13 Threaded Arbor, Steel Fill Cup Brush - 0.014 Wire Diam, 14,000 Max RPM | Apex Tool & Supply
This tool features a steel filament/wire suitable for general-purpose applications on various materials including iron, steel, aluminum, brass, copper, and wood. Knotted brushes are included.
- The description claims the tool is suitable for general purpose applications.