New brass coated crimped wire brush Less likely to rust than steel wire. Ideal for use with brushing damp wood Suitable for use on both metal and wood materials Leaves a rough finish Suitable for use with an Impact Driver and Driver Drill Available in 3 different types of brushes; cup, wheel and end brushes Quick and easy to attach to an Impact Driver with a single click ¼” hex shank Pack quantity 1, Manufacturer: Makita