Abracs ultimate performance Poly Discs has a unique structure and synthetic resin coating which enables effective removal of rust, paint, thermal bluing and other contaminants. The lightweight fibreglass backing absorbs vibration and makes this product incredibly strong and durable. The design of these unique products ensures a minimal risk of scratching the workpiece. Suitable for a wide range of materials. The poly discs are for use on angle grinders, while our Spindle Mounted Wheels are for use on air tools.