Speaker cleaning and maintenance
Grill foam cleaning and replacing
Fixing chips and scratches
Speaker grill foam (cloth, fabric) replacing

What do you need to have:
1. Grass Universal Cleaner Concetrate
2. Warnex paint black
3. 3M 77 Adhesive Spray
4. Waffle Cloth
5. Hard Brush
6. Dish Sponge
7. Screwdrivers
8. Tweezers