metal stamping; metal stamping for others in the nature of deep-draw stamping, progressive stamping, single stroke hydraulic pressing, electrical discharge machining, Swiss machining, milling, 7-axis machining, surface grinding, surface finishing and digital inspection; mill working; machine shop services, namely, machining parts for others; metal fabrication and finishing services for others; custom manufacturing of enclosures and housings for electronic devices, parts and components used in medical devices, satellites, electric vehicles, parts for robotic systems, and equipment in the aerospace, aviation, automotive, defense, mining, renewable energy, and industrial manufacturing industries, including manufacturing of, dies, tooling and fixtures, mechanical components, metal mechanical components, and metal tools for machines; assembly of mechanical and electro-mechanical assemblies, namely, custom enclosures and housings for electronic devices, parts and components used in medical devices, satellites, electric vehicles, parts for robotic systems, and equipment in the aerospace, aviation, automotive, defense, mining, renewable energy, and industrial manufacturing industries, including manufacturing of, dies, tooling and fixtures, mechanical components, metal mechanical components, and metal tools for machines; custom manufacturing of prototypes and production pieces, namely, models, electronic housings, tooling and fixtures for use in medical devices, satellites, electric vehicles, parts for robotic systems, and equipment in the aerospace, aviation, automotive, defense, mining, renewable energy, and industrial manufacturing industries, including manufacturing of, dies, tooling and fixtures, mechanical components, metal mechanical components, and metal tools for machines