Abrasive paper is perfect for stripping paint, rust, and varnish from any surface. The Norton Speedgrip Disc 178mm x NH P40 Grit 5 Pack is a hook and loop abrasive disc that gives you efficient removal of paint, wood, metal and more on a wide range of surfaces. Each disc is 178mm in diametre, the hook and loop disc allows for easy installation/removal on impact sanders and will work with hook and loop sanders as well. Each disc contains a small additive that helps to reduce dust and prevent clogging in your sander.