Weiler Nylox Wheel Brush, Narrow Face, 6 in Brush Dia, 5/8 in Face Width, 1/2 to 5/8 in Arbor Hole Size, Crimped/Round Filament/Wire Type, 0.04 in Filament/Wire Diameter, Nylon/Silicon Carbide Fill, 7/8 in Trim Length, 4500 rpm Maximum, Unthreaded Arbor Attachment. High density metal hub construction. Weiler's nylox abrasive nylon wheel brushes featuring composite metal hub and composite hub construction are manufactured using a molded polymer material to retain the filaments. At Weiler, we passionately embrace change to improve our products and our processes to move the company and our customers forward. By bringing new ideas and creative problem solving together in an open, collaborative environment, we will improve our customers' productivity and create profitable growth. Weiler Abrasives is eager to create a collaborative partnership to overcome your toughest cleaning, grinding, cutting, de-burring and finishing challenges. Weiler manufactures precision brushes, abrasives, and maintenance products. The company was founded in 1898 in Germany, is headquartered in Cresco, PA, and is International Organization for Standardization (ISO) 9001 certified.