Osborn 26867 Cable Twist Knot Wire Wheel Brush, Steel Bristle, 4500 RPM, 10" Diameter Details MaterialSteel BrandOsborn Grit MaterialSteel Item Diameter10 Inches Compatible MaterialASteel This cable twist knot wide face brush is especially suited for drawing welding wire. It strips carbon deposits, scale, and rust from the wire to prevent damage to the wire drawing machinery. Osborn Steel Wire is a proprietary product developed by Osborn and used exclusively for Osborn power brushes. It has outstanding cutting action and excellent fatigue resistance for long, efficient brush life. It has outstanding cutting action and excellent fatigue resistance for long, efficient brush life. Cable Twist Knot is excellent for standard knot wire applications that need more aggressive action and is most commonly used in wheel brushes. Features details Cable twist knot wide face brush is especially suited for drawing welding wire It strips carbon deposits, scale, and rust from the wire to prevent damage to the wire drawing machinery 2" Arbor hole 1-3/4" Face width 0.02" Fill diameter Product information Manufacturer ?Osborn International