General Description This pack of 25 Velcro sanding discs, each 225 mm in diameter, is designed to meet all your sanding and polishing needs. Ideal for use with drywall sanders, long-neck sanders, and giraffe sanders, these discs offer exceptional durability and optimal performance. Technical Specifications Diameter: 225 mm Quantity: 25 discs Perforation: 10 holes Material: Alumina Available grits: 40/60/80/100/120/150/180/240/320/400 Compatibility and Accessories Compatible with drywall sanders, wall sanders, and long-neck sanders. The discs can be used for sanding a variety of materials, including: Fillers Primers Paint Metals Wood Thermosetting plastics Artificial stones Installation The sanding discs feature a hook-and-loop system, allowing for quick and easy installation and removal. Ensure the surface is clean before attaching the disc for optimal adhesion. Usage Use these discs for: Heavy-duty sanding (40-80 grit) Removing imperfections (120-180 grit) Sanding smooth surfaces