The Weiler Corporation 12316 4 Inch Wire Cup Brush

The Weiler 12316 4" Single Row Wire Cup Brush (SR-4) is an industrial abrasive attachment designed for surface conditioning, rust removal, weld cleaning, and deburring on steel and metal surfaces. It has a 4 inch brush diameter,.023 inch wire diameter, and a 5/8"-11 arbor for quick mounting on angle grinders and other industrial power tools. Built for industrial duty, this brush is commonly used in fabrication shops, welding operations, maintenance facilities, and construction environments where high-speed wire brushing helps remove rust, scale, slag, oxidation, and coatings while preparing materials for welding, finishing, or repainting. Typical applications include corrosion removal, paint stripping, and general surface cleaning in metalworking workflows across welding shops, fabrication facilities, manufacturing plants, and maintenance departments. Manufactured by Weiler Abrasives, the 12316 brush serves as a common option in metalworking and industrial maintenance, with Norton, Walter, and Osborn wire cup brushes listed as common replacements.