The Rochester Abrasives Industries (RAI) focuses in the industrial grinding industry. Located in Rochester, N.Y., the company offers an array of products for a variety of industries that includes plastic grinding wheels, resin wheels and segments, epoxy grinding wheels, engineered Abrasives and many more. The Rochester Abrasives Industries (RAI) offers a number of application-specific types of products, including cutlery, industrial knives and blending and finishing wheels. It s blending and finishing wheels has experience with glass rods and tubing, fiber optics, cutlery and hand tools, bearings and even steel fixtures, molds and die polishing.