Review sketches, drawings, photographs, mating parts, verbal and written descriptions to determine metal type, fabrication method, fastening and assembly points, raw stock, fastener sizes, hole locations, part dimensions, fabrication sequence, methods, and procedures. Operate and maintain a wide variety of machine tools in a safe and efficient manner including; milling machines, lathes, drill presses, punch presses, sheet metal shears and brakes, welding and brazing equipment, etc.