Merit Surface Prep Non-Woven Abrasive Belt, Backstand Narrow, 72 in Belt Length, 2 in Belt Width, 150 Grit, Medium Grade, Aluminum Oxide Abrasive, Y-Weight Polyester Backing, Maroon, Applicable Materials: Aluminum, Brass, Bronze, Cast Iron, Copper, Ductile Iron, Fiberglass, Composites, Gray Iron, Hard Carbon Steel, Stainless Steel, Soft Carbon Steel and Tool Steel