Skill in cutting and shaping to complete corners; constructing, installing, repairing, and modifying structures; formulating plans and templates involving straight and curved edges or irregular curves, angles, and planes; developing patterns to include geometric projection and triangulation; setting-up, operating, and maintaining a variety of precision equipment and power and hand tools/equipment; and fabricating complex items from a variety of materials, such as galvanized or stainless steel, black iron, aluminum, copper sheet, magnesium, honeycomb material, and alloys. Ability to inspect and evaluate structural damage to sheet metal systems sufficient to plan and accomplish repairs; produce finished products with precise fits, accurate dimensions, structural soundness, and acceptable appearance; and perform decorative brickwork through placement of brick of different colors to create various designs and patterns.