Forney (332) 72753 Cup Brush, Knotted, 4 in x .020 in x 5/8 in-11 Arbor

This Forney 4 in knotted cup brush offers serious cleaning power! It's the ideal cup brush for fast, heavy-duty cleaning of large surfaces, removing weld spatter, rust, burrs, and more! Designed to be used with high speed air and electric tools, both portable and stationary machines. Product Specifications: Type: Power brush. Diameter: 4 in. Arbor: 5/8 in-11. Wire Style: Twist knot. Wire Size: .020 in (.50 millimeters). Maximum Revolutions Per Minute (RPM): 8,500. Tool Type: For use with high speed air and electric tools, both portable and stationary machines.