Check the listing for details. Mitutoyo Knife Edge Groove Caliper. Condition: Used. Listed at 450.00 USD. The Mitutoyo 573-746-20 Digimatic Knife Edge Caliper is a high-quality tool for precise measurement in metalworking. Its durable design and advanced technology make it an excellent choice for professionals in the industry. With a minimum measurement of .6" and a maximum measurement of 8", this caliper is perfect for measuring a wide range of metalworking applications. Its IP67 rating ensures that it is protected against dust and water, making it ideal for use in challenging environments. The SPC output and .0005" / 0.01mm resolution make it an accurate tool for measuring and recording measurements. The caliper type is a digimatic caliper, and it is manufactured in Japan. This caliper is a great addition to any metalworking toolbox and is sure to provide accurate and reliable measurements.