For Dry-Sanding Hardwood, Metal And Composites By Hand Or Machine. Long-Lasting, Aluminum Oxide Abrasive Is Open Coated On High-Tensile Paper. Contractor Pack. Open Coat Construction Offers More Flexibility And Clog Resistance Than A Closed Coated Sheet. Paper Backing Is Flexible, And Offers A More Consistent Finish Than Cloth Or Fiber.
