Rotary Rasp, Rotary Tool Accessory Type Rotary Rasp, Bit Material Alloy Steel, Shape Cylinder, Max. Speed 2,500 RPM, Shank Diameter 5/8 in, Mount Type Mounted, Overall Length 1 7/8 in, Burr Diameter 5/8 in, Head Length 1 1/8 in, Head Width 5/8 in, Material Application Bronze, Iron, Mild Steel, Plastic, Soft Metal, Wood