1/4 Inch Hex Shank: Better firmness at high speed than normal round shank, no loosening or slipping, quick-change, fit for all types of drills and die grinders 4500 max RPM
3 Types Abrasive Brush: Wire cup brush fit for larger uneven surfaces. Wire wheel brush for precision work and jobs which require consistent brush stroke direction. End wire brush for small surfaces or confined spaces
Brass Coated Carbon Steel: Made by 0.0118” (0.3mm) brass coated carbon steel crimped wire bristles, higher elasticity and not easy rust
Set of wire brushes includes one piece each of the following sizes: 3 inch, 2.6 inch, and 2 inch wire cup brushes, as well as a wire wheel brush. Three 1 inch wire end brushes are also included in the set. The 9-pack set offers a variety of sizes and shapes to access small spaces and efficiently remove paint and rust.
Rough Treatment Before Painting: Rust, paint removing, stone grout or grill cleaning, metal sanding and polishing, surface paint peeling and grinding. Rough up the surface before painting, spray coating and electroplating