This Forney stem-mounted 3 in fine wire wheel brush with a 1/4 in hex shank offers some serious cleaning power! It's designed for easy access into narrow holes and confined areas. This wire wheel brush features crimped style wire which is ideal for light to medium-duty applications. It removes rust, scale, paint and weld spatter in hard to reach areas. Designed to be used with common 1/4 in Dia electric power drills or pneumatic (air) drills.