Achieve superior results with the ProSand A259PS medium grit sandpaper, perfect for sanding super alloys, metals, woods, and fiberglass composites. This sheet features a heat-treated abrasive bonded to a flexible, fiber-reinforced backing, ensuring durability and excellent grain retention. Its open coat, non-pigmented water-based stearate coating minimizes loading and prevents color transfer. Ideal for both moderate material removal and finishing, it performs well with sanding blocks, boards, or hand-sanding.