This U.S. industry comprises establishments primarily engaged in manufacturing metal cutting machine tools (except handtools). Manufacturing welding and soldering equipment--are classified in U.S. Industry 333992, Welding and Soldering Equipment Manufacturing; Manufacturing metal-forming machine tools--are classified in U.S. Industry 333513, Machine Tool (Metal Forming Types) Manufacturing; Manufacturing power-driven metal cutting handtools--are classified in U.S. Industry 333991, Power-Driven Handtool Manufacturing; and Manufacturing accessories and attachments for metal cutting machine tools--are classified in U.S. Industry 333515, Cutting Tool and Machine Tool Accessory Manufacturing.