50PCS per box, 80 Grit Sanding Sheets, 5-1/4" x 3-3/4" (13.5cm x 9.5cm) size, suitable for Black & Decker Sander, such as BDCMS20C, BDEMS600 and more High Quality Aluminum Oxide Sanding Sheets with good property: durable, anti-static and anti-clogging, good choice for sanding and finishing 12 Holes in Sandpaper Sheets allow for most efficient dust collection, helping to keep the work surface clean Hook and Loop Sandpaper Backing helps make paper change easy and fast Premium Resin Bond System offers a smooth finish and a superior grain support LotFancy sandpaper sheets are made from aluminum oxide, designed for high speed sanding and heavy duty removal, delivering fast and long lasting service.