The P24 grit Hook and Loop sandpaper 4 1/2" Saphir is designed for heavy-duty use. Saphir abrasives consist of durable aluminum oxide abrasive that incorporates a tear-resistant fabric backing for extended service life in extreme applications such as hogging out hard or heavily worn surfaces. Saphir abrasives are the ideal abrasive for heavy duty sanding of wood, paint, plastics, fiberglass, composites, concrete and steel. All Festool abrasives are engineered and manufactured to strict FEPA standards, guaranteeing uniform abrasive positioning and consistent sanding results. Festool offers a fully integrated sanding solution for all your applications, from aggressive stock removal to superfine, finish sanding. With a complete line of abrasives in a wide assortment of different types and grits, Festool has the perfect paper to meet your specific application needs. Festool abrasives, with their high tech coatings, provide maximum resistance to clogging and smearing, which means longer lasting abrasives and less rework. Save money by reducing costs and achieve consistent, high-quality results. Quantity 25 sheets.