Forney 2-1/2 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 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, operating safely at up to 6000 revolutions per minute. With a diameter of 2-1/2", a 1/4" shank size, and coarse crimped wire style measuring .012" in wire size, it comes conveniently packaged in a clamshell for easy storage and use. Model Number: 60015