A.T. Wall Co., the precision stamping and tube drawing subsidiary of ATW Companies, announces that it will be showcasing a range of precision-drawn, high-quality waveguide tubing at IEEE’s International Microwave Symposium (IMS2012), to be held June 17-20, 2012, in Montréal, Canada. The majority of the company’s waveguide is made in the United States, and is shipped with a quality assurance certification, ensuring 100 percent raw material traceability and full chemical certification.