Mitutoyo digimatic calipers 150mm6in 200mm8in and 300mm12in mitutoyo 500 171 20 this digimatic caliper 150mm6in from mitutoyo is a high quality digital caliper equipped with standard outside and inside jaws making it ideal for quick accurate internal and external measurements manufactured to a high standard and rich in features the 500 171 20 has a built in absolute measuring scale with easy to read display digits additionally equipped with 4 ways of measuring rustless hardened a