The Sanding Detailer™ is ergonomic shaped tool ideal for metal finishing, woodworking, welding cleanup, auto body finishing, mold finishing, jewelry making, gun repair and so much more. The tool features three working areas, a tapered end, a flat bottom and a rounded end making it ideal when finishing any surface. An enclosed spring helps to maintain proper belt tension. Available with replaceable belts in 8 different grits. See chart below for grits and their corresponding colors. Abrasive is a precision micron-graded aluminum oxide resin-bonded to a polyester film backing. For close tolerance finishing on metals and plastic surfaces. Non-loading for longer life and greater efficiency.