What is the measuring range of this inside micrometer?

This inside micrometer measures internal dimensions from 5 mm to 30 mm with a 0.01 mm graduation.

How accurate is the Mitutoyo 145-185?

The accuracy of this measuring tool is ±0.005 mm (±5 µm).

Are the measuring faces wear-resistant?

Yes, the caliper-type jaws are fitted with carbide-tipped measuring faces for high wear resistance.

Is this a mechanical or digital micrometer?

The 145-185 is an analog mechanical inside micrometer with a metric vernier scale.

Can you lock the spindle to hold measurements?

Yes, an integrated locking clamp lets you lock the spindle firmly in place to read the result.

MITUTOYO 145-185 internal screw gauge 5-30 mm

Name: MITUTOYO 145-185 internal screw gauge 5-30 mm
Brand: MITUTOYO
SKU: 41010156
Price: 296.6 EUR
Availability: PreOrder

Supplier number: MITUTOYO 145-185 | EAN 4946368019871

296.60 tax incl.

€245.12 excl. VAT (incl. all environmental contributions)

On order: delivered from 16/10/2026

Ordered before 20:00 - delivered as of 16/10/2026
Free shipping
Delivery by DHL
Delivered from Belgium

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High precision internal dimension measuring

Practical benefits

Accurate fine scale readings: The 0.01 mm graduation allows you to measure internal dimensions from 5 to 30 mm with confidence.
Durable Mitutoyo measuring jaws: Carbide-tipped measuring faces provide outstanding wear resistance for reliable repeat inspections.
Positive spindle locking clamp: You lock the measured dimension securely in place to verify and record readings without slippage.

In a nutshell

The right choise for

With the Mitutoyo 145-185 inside micrometer, you achieve high-precision internal measurements where standard calipers fall short. Featuring a 5 to 30 mm measuring range and a fine 0.01 mm graduation, it allows you to inspect small bores, tubes, cylinders, and machined grooves against tight tolerances. The caliper-type jaws feature carbide-tipped measuring faces for exceptional wear resistance, ensuring repeatable and reliable results during demanding workshop inspections and quality control. Thanks to the positive locking clamp, you can instantly secure the spindle in place to read and record your measurements without slippage.

Product information FAQ

€296.60

tax incl.

Key features according to our expert

Micrometer type: Inside micrometer
Min. measuring value: 5 mm
Max. measuring value: 30 mm
Scale division: 0,01 mm mm

Product description:

The Digimatic Caliper Jaw Inside Micrometer offers you the following features:
- You can measure surfaces in carbide, micro-lap finish.
- An inside-length standard is needed to accurately set the micrometer.

All Features

Micrometer type: Inside micrometer
Min. measuring value: 5 mm
Max. measuring value: 30 mm
Scale division: 0,01 mm mm

Brand MITUTOYO
41010156
EAN 4946368019871
Supplier number MITUTOYO 145-185

Frequently asked questions about this product

Answered by specialists

What is the measuring range of this inside micrometer?: This inside micrometer measures internal dimensions from 5 mm to 30 mm with a 0.01 mm graduation.
How accurate is the Mitutoyo 145-185?: The accuracy of this measuring tool is ±0.005 mm (±5 µm).
Are the measuring faces wear-resistant?: Yes, the caliper-type jaws are fitted with carbide-tipped measuring faces for high wear resistance.
Is this a mechanical or digital micrometer?: The 145-185 is an analog mechanical inside micrometer with a metric vernier scale.
Can you lock the spindle to hold measurements?: Yes, an integrated locking clamp lets you lock the spindle firmly in place to read the result.