This precision measuring tool from Starrett is a must-have for any machinist or metalworker. 657 test indicator comes with a magnetic base and accessories for easy and accurate measurements. Its dial indicator allows for precise readings, making it ideal for use in CNC and other manufacturing processes. With its durable construction and reliable performance, this Starrett test indicator is sure to become a valuable asset in your workshop.Its brand reputation and indicator type make it a top choice for professionals in the metalworking industry. Don't miss out on this opportunity to improve your precision measurements and streamline your workflow.