The 3M ProPak 220 Grit (10-Pack) Drywall Sanding Screens are high-quality sanding screens designed for drywall sanding tasks. With a 4-3/16 inch diameter and 11-1/4 inch length, these black screens feature a 220 grit sanding grade, making them suitable for grinding and sanding applications. Made by 3M, a trusted brand in the industry, these sanding screens come in a convenient 10-pack, ensuring you have an ample supply for your next project. Built in China, these screens are reliable and durable for achieving smooth, professional results in your home or workshop.