10Pcs 1" X 30" Sanding Belt Polishing Metal, Wood. 25x762mm Aluminum Oxide Sanding BeltSanding Belt Polishing Metal, Wood.Width: 25mm / 1"Perimeter: 762mm / 30"Grit: 36# , 40# , 60# , 80# , 100# , 120# , 150# , 180# , 240# , 320# , 400# , 600# , 800# ,538 is Aluminum oxide sanding belt.Packing : 10pcs X Abrasive Band