This vintage precision model EV-10-S vacuum tube multi-master tester tool is a must-have for any collector of vintage radio, TV, and phone equipment. Made in the United States, this tester is a rare find and would make a great addition to any collection. Its wooden box adds to its charm and makes it a unique piece. With its multi-master capabilities, this tester is perfect for testing a variety of vacuum tubes and components. It is a great tool for any enthusiast who is looking to restore and test their vintage equipment. Don't miss out on the opportunity to own this piece of history.