The 150MM Velcro Sanding Disc features Grit 220 for precise and consistent sanding performance, ideal for fine surface preparation. Designed without holes, it ensures maximum surface contact and reduced clogging. The hook-and-loop (Velcro) backing allows for quick attachment and removal, enhancing workflow efficiency. Suitable for use on wood, metal, paint, and other materials, it's perfect for both professional and DIY applications requiring smooth, refined finishes.