Strip weld scale, rust, and heavy corrosion effortlessly with the DeWalt DW4910, a heavy-duty Knotted cup brush built for high-speed small angle grinders. Featuring a compact 3 inches Diameter and a standard 5/8"-11 thread (0.625 inch Arbor size in specifications), this surface-prep accessory spins up to a 14,000 RPM Maximum RPM for fast, high-impact cleaning across structural metals. Constructed in Spain Country of origin from high-tensile Carbon steel Material, the brush utilizes a Straight Brush type configuration with a heavy-duty Knotted Construction. Its heavy-gauge 0.020 Gauge wire (0.014 inch Wire diameter) provides a fierce Coarse Abrasiveness that aggressively removes stubborn surface contaminants without bending out of shape. An integrated internal holding plate ensures the brush is Constructed for even balance Balance, drastically reducing machine vibration and hand fatigue during long grinding sessions. Sold as a single-piece 1 Piece count unit (1 brush per package Package contents), the DeWalt DW4910 is backed by a manufacturer 30-day money-back guarantee Warranty to ensure complete performance satisfaction on every job..