Description: * Good for rust removal, paint stripping, deburring sharp edges, edge blending, etc.* Can be used for wood sanding and wire drawing, polishing and texturing of metal and non-metal.* Great tool for woodworking, home and industrial use. Please keep one in your car, garage, office and kitchen in case for need.Specifications: * Color: Brass Tone* Max Speed: 4500 R.P.M* Steel Wire Diameter: 0.3mm* Wheel Diameter: 100mm / 4-inch* Inner Arbor Hole Diameter: 16mm / 0.63-inch* Wheel Thickness(Approx.): 12mm / 0.47-inch* Wheel Material: Brass Plated Steel Wire* Backing Material: Cold Rolled SteelPackage Content:* 2 x Wire Wheel Brushes .