Profile: Rao Design International, Inc. provides custom machining & drafting and tooling. We deal with PET stretch & injection blow and injection molds. We offer extruder screws and packaging machinery rebuilding services. We focus in product design, head tooling-bushing and mandrel, cutters, cutting rings, detabbers and deflashing systems. We specialize in blow mold repair. We offer machine shop fabrication, rebuilding packaging machines, custom designed machinery and filling lines.