Fein 120 Grit Perforated Sanding Sheets, 5PK are designed with aluminum oxide and a full resin bond to ensure fast material removal, minimal glazing, and extended tool life. These sanding sheets are versatile, suitable for use on almost all materials, making them i for a wide range of sanding applications. The perforated design allows for compatibility with perforated backing pads and dust extraction systems, enhancing cleanliness and efficiency during use. This pack includes five sanding sheets, providing reliable performance for your sanding needs. Model Number: 63717112045