USA MADE. Sait 77132 6" Sand-Light Grade-Medium Maroon Hook and Loop Non-Woven Surface Conditioning Disc. Sait Sand-Light Grade-Medium Maroon Hook and Loop Non-Woven Surface Conditioning Disc. Heavy duty. Excellent for removing surface coatings and contaminants, including rust. Stainless steel, high tensile steel. Ferrous and/or non-ferrous materials. Fiberglass. Tech Info: Hook and loop fastening system allows for quick changes and less downtime. Non-woven synthetic fiber impregnated with abrasive grain for surface conditioning without damage to or removal of base material. Resists loading and heat build-up. Used in a wide variety of applications including cleaning, polishing, blending, and deburring. Resilient shape and performance characteristics for contour and radius applications. For use with Disc Sander, Angle Grinder and Portable Grinder.