General description Our Wire Wheel for Drill kit includes a comprehensive set of brushes designed for various cleaning and polishing tasks. It features 2 types of cup brushes (1.96 inch and 2.95 inch), 4 types of wheel brushes (1.49 inch, 1.96 inch, 2.95 inch, and 3.94 inch), and 6 types of end brushes (0.62 inch, 0.39 inch, 0.63 inch, 0.79 inch, 0.98 inch, and 1.18 inch), totaling 24 pieces. The brushes are made of densely wrapped carbon steel wire bristles, ensuring high elasticity and temperature resistance. The brass coating protects the brushes from damage, rust, and corrosion. Technical specifications Drill shank: 1/4 inch Brush sizes: 1.49 inch, 1.96 inch, 2.95 inch, 3.94 inch (wheel brushes); 0.62 inch, 0.39 inch, 0.63 inch, 0.79 inch, 0.98 inch, 1.18 inch (end brushes) Maximum speed: 20000 RPM Operating speed: 4500 RPM Material: Carbon Steel Color: As shown Measurement allowed error: +/- 1-3 cm Usage The wire brush drill attachments are versatile and can be used for various