METALQUARTZ

metal building material, namely, steel structures for machine tools, namely beds, basements, vertical rods and girders filled with a mass of natural or artificial composite stone material

machines and machine tools, namely numerical control machining centers constituted by metal components filled with a mass of natural or artificial composite stone material

non-metallic building materials, namely, natural or artificial composite stone materials, used to fill metallic structures of machine tools such as beds, basements, vertical rods and girders