Decastro Prototype, 429 Route 87, Columbia, CT 06237, US

Distributors of United Abrasives products head back to school through SAIT training classes to learn more about the rougher side of using abrasives. United Abrasives manufactures grinding wheels, cutting wheels, coated abrasives, carbide burs, wire brushes and specialty products. The company s coated products range in material from sheets, discs, belts, flap wheels and flap discs. Along with its more than 340,000-square-foot facility in Willimantic, Conn., the company has a warehouse in Salt Lake City and Mississauga, Ontario. United Abrasives is a member of Grinding Wheel Institute, National Welding Supply Association, American Rental Association and Aberdeen s World of Concrete among others.