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![Mitutoyo Metric Holtest Internal Micrometers](/images/section/medium/67.jpg)
Mitutoyo Metric Holtests
Mitutoyo metric holtest three-point / two-point internal micrometers are used for the accurate and efficient direct-measurement of internal diameters. These Holtests are versatile, self-centering internal micrometers with TiN coated measuring contact points that allow the instrument to measure to the bottom of a blind hole.
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