Features: Durable Construction for Heavy Use Made from industrial grade materials, these wool felt polishing wheel discs withstand rigorous polishing sessions while maintaining their shape and effectiveness over time. Professional Results Made Simple The color coded polishing wheel for angle grinder system guides users through proper compound sequencing, enabling even beginners to achieve expert level mirror finishes. Specifications: Material: wool Color: multicolor Size: 4-1/2" Felt Flap Buffing Discs Package includes: 18 × Felt Flap Buffing Discs (7/8" Arbor) 6 × Color Polishing Compounds (70g Each) USAGE INSTRUCTIONS: 1. Mount the felt flap disc onto your angle grinder with 7/8" arbor. 2. Apply the selected polishing compound to the rotating disc. 3. Polish the surface evenly, moving from coarse to fine compounds for best results. 4. Wipe clean after polishing to reveal the mirror-like finish. Safety Tip: always wear eye and hand protection when operating polishing tools Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays