1. NYLON BRUSHES FOR PRECISION GRINDING Durable nylon disc brushes with embedded abrasive grains efficiently remove rust, paint, and burrs from metal, wood, plastic, and ceramic. Thanks to the abrasive nylon bristles, they work safer than conventional steel brushes—without sparks, corrosion, or skin irritation. 2. Powerful for Demanding Projects The disc brush and nylon brush drill can withstand up to 4500 RPM, thanks to the robust 1/4inch shaft. Ideal for intensive grinding, polishing, and deburring work in workshops, households, or industrial settings. 3. 8Piece Complete Set for Versatile Applications Includes: 75/65/50mm nylon disc brush, 75/65/50mm cup brush, 20/30mm pen brush, and a 1/4' adapter. for use with drills or cordless screwdrivers. 4. Fast Results Without Material Damage The abrasive nylon bristles gently smooth surfaces while effectively removing stubborn rust and paint residue. Ideal for stainless steel, aluminum, tiles, and stone—without leaving scratches.