Designed to work with power drills, our Nylon Cup Brush with 1/4-inch Hex Shank can be easily attached to your power tools for convenient and efficient use, improving your work efficiency. (Specifications: Gray - 80 Grit, Red - 100 Grit, Blue - 240 Grit; Maximum rotation speed: 4,500) Nylon Filament Brush uses high-quality nylon abrasive wire and hub design, which can effectively remove rust and dirt on the of items and that the is protected from and pollution. The Abrasive Brush Wheel is made of nylon wire with coarse abrasive embedded in it. When the nylon wire wears out after working for a long time, they expose the newly embedded abrasive grit, thus continuing to clean . . Lasts many times longer than a wire brush. The is than using metal wire brush and not shed bristles under normal conditions. During use, it not produce any and corrosiveness like metal brushes, and it not deform and rust due to long-term use. Nylon Filament Abrasive Wire Brush Wheel is suitable for various materials, including metal, aluminum, stainless steel, wood, plastic, PVC, tile, stone and more, widely used for tasks such as oxide layer removal, rust removal, paint removal, polishing, and preparation., Weight: 1.44843706134 Pounds, Manufacturer: Histeaa