The EZ471SA Detail Abrasive Brush is great for detail cleaning, light sanding, and removing paint on delicate materials. Perfect for restoration projects, the sanding brush can be used in hard-to-reach areas and to smooth contours. Can be used on metal, wood, glass, aluminum, and plastics. The accessory features a 1 In. (25.4 mm) diameter and Extra Coarse 36 Grit. The brushes are compatible with the patented EZ Lock™ system making accessory changes quick and easy. For use with the EZ402 EZ Lock mandrel or standard 402 mandrel.From the ManufacturerThe Dremel Detail Abrasive Brush-Perfect for restoration projects-Handle Preperation work and the details with ease.