These 120 grade sheet rolls are used for paint removal and filler sanding Better cutting and long lasting abrasive sheet roll for paint removal and filler sanding Stikit™ backing for quick and easy pad attachment Engineered ceramic mineral blend provides best-in-class performance using exactly the right balance of ceramic grain and premium aluminum oxide Anti-loading coating improves abrasive life while upgraded resins improve durability and finish Convenient sheet roll format to match sheet length to sanding block .