Mitutoyo 20-25mm Hole Micrometer 368-107

Description

Arriving late September 2025 for delivery – Pre-order now

Condition: Used – very nice example, tested accurate and repeatable. Supplied in its original wooden case with spanner.

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Product Overview

The Mitutoyo 368-107 is a precision three-point internal micrometer, engineered for accurate measurement of bores in the 20–25 mm range. Designed with a self-centring mechanism and hardened, titanium-nitride coated measuring pins, this micrometer ensures durability, accuracy, and consistent repeatability. A ratchet stop provides constant measuring force, allowing machinists to obtain reliable results even in demanding applications.

With its compact range and robust construction, the 368-107 is ideal for inspection, calibration labs, and precision machining environments where tight tolerances are critical.

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Features & Specifications

Specification	Detail
Series / Model	Mitutoyo Holtest Internal Micrometer – 368-107
Measuring Range	20 – 25 mm
Graduation (Resolution)	0.005 mm
Accuracy (MPE)	±3 µm
Measuring Method	Three-point contact, self-centring
Contact Points	TiN-coated, hardened for wear resistance
Ratchet Stop	Yes – provides consistent measuring force
Accessories Included	Original wooden storage box, spanner
Condition Notes	Used but in very nice condition; tested accurate and repeatable

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Keywords

Mitutoyo hole micrometer, 368-107 Holtest, 20–25 mm internal micrometer, three-point bore gauge, precision machinist tool.

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Manufacturer Reference

Mitutoyo Holtest Internal Micrometers – Series 368 Official Page