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Microtest Internal Micrometer Calibration Rings & Gauges

Presenting the Art of high-precision
and lapped calibration rings


Easy to customize

Our MICROTEST® Calibration standard is in accordance with DIN 2250 or better.
We provide you with high-precision, lapped calibration rings for the most demanding applications.
Another option is our universal calibration gauge for all Microtest devices from Ø30mm – Ø400mm with hard-chromed measuring faces.

Different sizes available on request!

internal micrometer

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