Set up and operate painting equipment to coat metal products with lacquer, paint, varnish, enamel, oil, or rust proofing material: Prepare metal surfaces for painting, and paints parts, equipment, interiors, and exteriors of buildings, using brushes, spray guns, sanders, and rollers. Prepare and paint custom-ordered and custom-manufactured metal buildings according to specifications, mixing paint as required, using spray guns and other equipment to ensure high quality finish and appearance.