• Professional grinding kit including 30 abrasive discs in three color series: purple for precision machining, blue for rust removal, and black for surface protection. • Made of high-quality nylon silicon carbide to ensure flexibility, wear resistance, and a long service life. • The discs have a diameter of 50 mm and a thickness of 15 mm, ideal for industrial maintenance and restoration tasks. • Includes a 5 cm rubber backing plate compatible with 1/4 inch electric drills or die grinders. • Supports a rotation speed of up to 22,000 revolutions per minute for fast and efficient cleaning. • Quick-release design with roll-lock closure that allows discs to be changed easily and securely with a twist. • Versatile application on metals, wood, fiber products, and stone to remove paint, rust, scale, and dirt. • Tool suitable for various sectors such as automotive, construction, shipbuilding, and furniture restoration.