Forney, 72753, 4-Inch Knotted Wire Cup Brush – 5/8-11 Threaded Arbor – .020-Inch Carbon Steel – Heavy Duty Twist Knot Brush for 4-1/2" and 5" Angle Grinders

The Forney 72753 4-Inch Knotted Wire Cup Brush is ideal for fast, heavy duty cleaning of large surfaces, removing weld scale, rust and burrs. Designed for use in high speed electric drills. Forney Industries is one of America's longest operating family-owned metal working product companies. Founded in 1932, Forney offers more than 5,000 products for the hardware, automotive, farm and ranch and do-it-yourself markets. 4-Inch (101.6-mm) by 0.020-Inch (0.306-mm) with 5/8-Inch - 11 threaded arbor. Max 8,500-RPM. Proof of purchase required. neglect, negligence or accident, or that has been used in any way contrary to the purpose intended.

• Aggressive Material Removal: Features heavy-duty .020-inch carbon steel wire twisted into rigid knots, providing the maximum abrasive power needed to strip thick rust, scale, paint, and heavy weld spatter.
• Universal Tool Fit: Engineered with a precision-machined 5/8-11 threaded arbor, making it a seamless fit for most standard 4-1/2" and 5" angle grinders used in professional metalworking.
• Industrial Strength & Durability: The knotted-wire design is built to handle high-impact applications on large, flat surfaces, offering a longer service life and more consistent performance than standard crimped wire brushes.
• High-Speed Performance: Designed for safety and efficiency, this 4-inch cup brush is rated for high-RPM operation, allowing you to prep metal surfaces and clean welds in a fraction of the time.
• Versatile Metal Prep: An essential tool for welders, fabricators, and DIYers; ideal for cleaning ship hulls, heavy machinery, structural steel, and removing slag from pipe joints and metal plates.