o These 150 grade sheet rolls are used for featheredging and filler sanding.o Better cutting and long lasting abrasive sheet roll for paint removal and filler sandingo Stikit(TM) backing for quick and easy pad attachmento Engineered ceramic mineral blend provides best-in-class performance using exactly the right balance of ceramic grain and premium aluminum oxideo Anti-loading coating improves abrasive life while upgraded resins improve durability and finisho Convenient sheet roll format to match sheet length to sanding block