MITUTOYO 177-296 steel adjustment ring - 100mm

With the Mitutoyo 177-296 steel setting ring, you set and calibrate inside micrometers, Holtest bore micrometers, and dial bore gauges quickly to an exact 100 mm reference standard. This eliminates measurement errors when inspecting internal bore diameters and ensures flawless accuracy across your cnc machining and quality control operations. Manufactured from hardened steel with an outside diameter of 160 mm and a thickness of 25 mm, this ring provides exceptional dimensional stability, high roundness, and long-term wear resistance. The exact calibrated actual value is engraved directly onto the ring, giving you complete confidence and metrological traceability for all your comparative measurements.