The RICHARD 3289 block wire brush delivers professional-grade performance for heavy-duty surface preparation. Featuring flexible bristles engineered to effectively remove peeling paint, rust, and stubborn debris, this 2 1/8" x 6 5/8" brush covers larger work areas efficiently. The overmold construction with Acme thread attachment ensures secure mounting on standard power tools, providing stability and control during extended use. Ideal for contractors and maintenance professionals tackling demanding cleaning and restoration projects.