Forney 1-1/2 In. Coarse Drill-Mounted Wire Wheel is a stem-mounted wire wheel brush designed to provide easy access into narrow holes and confined areas. Its crimped style is i for light to medium duty applications, effectively removing rust, scale, and paint in hard-to-reach spots. This wire wheel is compatible with any 1/4" diameter electric power drill or 01990 pneumatic (air) drill, supporting a maximum speed of 6000 rpm. It features a 1/4" hex shank and coarse crimped wire with a wire size of .012". Packaged individually in a clamshell, this wire wheel reliable performance for your cleaning and surface preparation needs. Model Number: 72725