National Abrasives Inc is a leading provider of Walter Surface Technologies. Shop now for Walter Surface Cut Off Wheels, Walter Flap Discs, Walter Finishing Products, Walter Grinding Wheels and Cleaning Solutions. And remember, National Abrasives Inc is a leading provider of coated and bonded abrasive sales and service specializing in stock removal and finish improvements. We service all metal, wood, paint shops, fiberglass and solid surface and plastics industries.  We offer free shipping on all orders.