DIAMOND PRODUCTS TYROLIT

parts used by professionals for electric powered saws and portable gasoline engine powered saws; namely, circular saw blades for cutting nonmetallic materials such as concrete, asphalt, masonry, tile, stone and mortar; drill bits used by professionals for drilling machines for producing circular holes in nonmetallic materials such as concrete, asphalt, masonry, tile, stone and mortar; power-operated portable concrete saws used by professionals