[Wire Brush Set] - 45 pieces of different wire brushes, a total of 3 models, including 15 wheel brushes, 15 cup brushes and 15 brushes. [Various Sizes] - Handle diameter: 3 mm (1/8 inch), wheel brush: 23 mm / 0.9 inch, cup brush: 15 mm / 0.6 inch, brush: 5 mm / 0.2 inch. [High-quality Material] - The wire brush set is made of stainless steel, which is durable and has a long service life in the toughest cleaning jobs. [Rust Removal and Polishing] - The wire brush is very suitable for rust removal, rust removal, burr removal, removal foam, removing old paint, mechanical cleaning and polishing grooves or edges on metal surfaces. [Scope of application] - Wire brush set, suitable for rust removal and cleaning of thin metals, wood, stone, metal materials and other small metals. Suitable for most rotary tools, including hand drills, Dremel, etc. It is widely used in microelectronic equipment and other industries.