HARFINGTON 5Pcs Bore Brush Brass 9mm Dia with Handle 1/4 Inch Hex Shank

Size Bristle Material: Brass Copper; Length: 115mm/4. 53"; Diameter: 9mm/0. 35"; Brush Head Length: 75mm/2. 95", Material Made of brass copper, it is durable, not easy to break, easy to remove rust and dirt, and the bristles are dense and neat, and wear-resistant. , Usage The 1/4" hex shank brush can be mounted on a drill or die grinder, or on the corresponding driver handle for more efficient cleaning. , Application Bore brush quickly enters tight holes and confined areas and is suitable for cleaning, polishing, or descaling in ports, pipes, bearings, automotive, manufacturing or machining, and other typical wire brushing applications. , Note Wire bore brush is for push-pull operations only. Mounted on a drill or corresponding driver handle, do not spin more than 2000 rpm.