Description: Suitable For: jewelry / wood and other fine metal polishing. Mainly applicable to remove burr, rust, dust, remove the oxide layer, coating. Can improve the quality of metal stone and other materials, mechanical processing is an important part. Polishing is a high-economic, high-efficiency method. Usage: Widely used in micro-electronic equipment, jewelry and mold production and other industries, can be used to support all types of power tools above. Specification: Material: Stainless Steel, Cloth Color: As Pictures Shown Length(approx.): 40mm/1.57inch Diameter(approx.): 25mm/0.98inch Shank diameter(approx.): 3mm/0.11inch Package Includes: 10 Pieces 25mm Cloth Brush Wheels Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test