Forney 71669 Aluminum Oxide 50-Grit 13,300 RPM Adhesive Sanding Disc 4.5 in.
Grit: 50 Grit. Grit Range: 40 to 60 Grit. Product Type: Resin Fibre Sanding Disc. Material: Aluminum Oxide. Paint And Paint Supplies. Product Type Range: Power Sanding Accessories. Maximum revolutions per minute (RPM): 13,300 rpm.