42 Engineering services in connection with the design, fabrication, and installation of integrated plant-floor assembly systems for the aerospace industry; planning and layout design services for manufacturing plants in the aerospace industry; Engineering services in connection with the design, manufacture, and installation of machines and systems for the automated assembly of aerospace structures, namely, automated systems for part-to-part assembly, positioning systems, circumferential drillers and fastening systems, numerically controlled drilling machines, laser indexing systems, automated laser alignment control systems, automated guided vehicles, mobile material handling systems, factory automation tools, assembly jigs and fixtures, and tooling systems; Engineering services in connection with the design and manufacture of a range of custom equipment, machines, automated and non-automated tooling, and finished materials used in assembly/alignment projects, large scale integration projects, and drilling projects for the aerospace industry; Engineering services in connection with the design and manufacture of aircraft precision machined parts, components, and subassemblies