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The Mitutoyo 368-870 Three Point Internal Holtest II Micrometer is mechanical, versatile and self-centering. Provides accurate and efficient direct-measurement of internal diameters. Features three anvils, evenly spaced at 120 degrees apart that contact the internal wall surfaces and find true alignment with the axis of the bore for accurate inside diameter measurement. This model has Alloy Steel contact points with a 2-2.5" Range and .00015" Accuracy.
- Range: 2-2.5"
- Graduation: 0.005mm or .0002"
- Type: Three-point, mechanical
- SPC Output: No
- Accuracy: .00015”
Features: Alloy Steel contact points, Measurement can be taken closer to the bottom of the blind bore., Optional extension rods for measuring deep holes, Ratchet stop for constant force, Optional setting rings for zero point adjustment, Supplied in fitted plastic case (up to 100mm/4" models) and Wooden Case (over 100mm/4" models)
Info: 368 Series Holtests.pdf