Features: High quality material: The wirebrush set is made ofpure brass, which is durable, has a long service life, and is widely used Practical tool: These wire brushes can remove burrs, rust, dust, oxidelayers, dirt and paint in difficult to reach areas. Commonly used: Use a 1/8-inch (approximately 0.3cm) chuck suitable for your hand drill, drilling pressure, and forward tools Attention: For your safety, please ensure that you wear safety glasses and other protective equipment (such as long sleeved rubber shirt and pants) when using the brush for the first time. Can be used for rust removal and polishing, stationery maintenance, surfacepaint, coating, polishing, welding seams, removing welding slag, polishing burrs, cleaning ship hulls, tanks, grooves, etc., metal spray painting surfacetreatment, etc You will receive: 30pcs copper wire brush wheels, including 10 T-shaped wire wheel brushes, 10 pen shaped wire wheel brushes, and 10 bowl shaped wire wheel brushes. Specifications: Copper Wire Brush: Bowl Brush, Pen Brush, T-Brush Material: Copper Wire Grinding Head Size：approx 37.5x12.6mm/1.47x0.5in ShankDiameter: Approximately 3mm Quantity:30PCS （10pcs Bowl Brush+ 10pcs Pen Brush+10pcs T-Brush） Package Includes: 30PCS Brushes note: Due to the problems of lighting effects and shootingangles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.