Regal Packaging Services, operating under the brand Testrods, specializes in contamination detection and quality inspection. They design, manufacture, and supply metal detection and x-ray inspection verification devices used in various industries like food, beverages, textiles, and pharmaceuticals. Testrods offers a wide range of test pieces to verify the operation of metal detectors and x-ray systems, ensuring product safety for the marketplace. They provide sales and service of Fortress Technology metal detectors and checkweighers, conduct system audits, and offer certified test pieces to meet HACCP plan requirements. Testrods is a one-stop shop for contaminant testing needs, focusing on food safety and quality assurance.