The Federal T-1 TESTMASTER .001" DIAL INDICATOR GAUGE is a vintage, high-quality tool used for precision measurements in metalworking. Made in the United States by the reputable brand Federal, this dial indicator features a jeweled movement for accurate readings up to .001 inches. The case included with the tool helps to protect and store it when not in use, making it a reliable and durable option for professionals in the CNC, metalworking, and manufacturing industries.