125-150mm Groove Micrometer With 0.01mm Scale, Friction Ratchet, Non-Rotating Spindle, Case - Metav IndustryLine

Benefit from a precise combination of a 125–150 mm measuring range, 0.01 mm reading increment and a friction ratchet that ensures repeatable contact pressure; order directly via Metav Werkzeuge for reliable workshop supply or consult our specialists for application advice.

M307.026 Groove Micrometer — 125–150 mm range, 0.01 mm graduation (Metav IndustryLine)

A M307.026 Groove Micrometer engineered for accurate slot and groove measurement in metalworking and toolmaking, offering workshop‑grade mechanics and repeatable results in routine quality checks.

• 125–150 mm measuring range
• 0.01 mm graduation
• Friction ratchet for consistent contact
• Non-rotating spindle reduces wear

Repeatable precision for routine inspection

The micrometer delivers 0.01 mm graduation with an industrial accuracy of ±0.008 mm, providing a dependable basis for pass/fail decisions and process control. The fine 0.5 mm spindle pitch converts rotation into small axial movement, giving consistent incremental control when closing on a groove. For production environments where reproducibility matters, the mechanical design prioritises repeatable contact pressure and low measurement scatter, reducing the need for secondary checks and saving inspection time.

Design tailored to groove and slot measurement

Constructed as an analog micrometer for slot measurement, the instrument features measuring faces sized 0.75 x 6.5 mm, which concentrate contact on the groove flanks for reliable evaluation of slot widths and step depths. The non‑rotating spindle preserves the measuring faces from rotational wear and helps maintain zero stability over longer use. This configuration is particularly suitable for the common workshop classification of instruments: the device falls within the standard range (up to 300 mm), offering the best compromise between reach and stiffness for everyday machine‑shop tasks.

Mechanical features that improve daily workflow

A built‑in friction ratchet ensures the same end‑point force every time, which is crucial for analogue gauges where human variation can introduce error. The combination of a clear 0.01 mm increment and the ratchet mechanism reduces operator influence on readings, which speeds up routine checks and increases confidence in results. The robust spindle geometry and precise thread translate into low backlash and smooth advance, meaning fewer re‑measurements and faster throughput on inspection benches.

Practical handling, maintenance and integration

The micrometer’s simple mechanical operation requires minimal training: the spindle advances with a calibrated pitch and the vernier/reading system indicates fine deviations at the 0.01 mm level. Periodic cleaning of the measuring faces and light lubrication of the thread will sustain measurement quality; in the event of wear, the non‑rotating spindle design limits abrasive abrasion to the faces rather than the spindle. For integration into inspection routines, the instrument pairs well with standard inspection protocols and bench fixtures common in toolmaking and maintenance departments.

For workshop procurement or application guidance on the Metav IndustryLine groove micrometer, contact Metav Werkzeuge in Emmerich — info@metav-werkzeuge.com or +49 2822 7131930 for tailored advice and order handling

Technical data

• Article number: M307.026
• GTIN: 4054469117317
• Category: Micrometers
• Tariff number: 90173000

Facts

• Measuring range: 125–150 mm
• Resolution / reading increment: 0.01 mm
• Accuracy: ±0.008 mm
• Spindle pitch: 0.5 mm
• Measuring faces: 0.75 x 6.5 mm
• Type: Analog micrometer for groove measurement

Special features

• Friction ratchet
• Non-rotating spindle
• Setting reference: from 25–50 mm
• Mechanical vernier-style reading

FAQ

How accurate is the instrument for fine groove measurements? The micrometer provides a reading increment of 0.01 mm and an accuracy of ±0.008 mm, suitable for precision checks and routine quality control in workshops.

Which measurement tasks is this instrument designed for? It is intended for slot and groove measurement in machine‑ and toolmaking; the 125–150 mm range covers common workshop components where stiffness and reach are required.

What benefit does the friction ratchet provide? The friction ratchet standardises the contact force at the end of the measurement, reducing operator‑induced variation and improving repeatability of readings.

Why is a non‑rotating spindle advantageous? A non‑rotating spindle limits wear on the measuring faces and maintains measurement stability over time, prolonging the instrument’s reliable service life.

How should the micrometer be maintained to retain accuracy? Regular cleaning of the measuring faces and light lubrication of the spindle thread are recommended to maintain the instrument’s mechanical smoothness and measurement reliability.

Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com