This crimped wire brush can be used on surfaces such as steel, brass, iron and wood without damaging them. It is ideal as a deburring tool and for light surface treatment. The flexible brushes are sleeved onto a 1/4" hex shank quick change spindle, enabling fast and easy detection of wear. The brushes are packed in their own robust plastic case to keep them clean and dust-free when stored away. The crimped wire brush is ideal for light surface treatment, and it is suitable for drills. Light/medium applications| 1/4" Hex shank quick change| Brass coated high carbon steel wire| Ideal for use on steel, brass, iron, plastic and wood