75mm Setting Gauge For Micrometers With Thermal Shield, Accuracy ±0.002mm - Metav IndustryLine

Taking advantage of a compact 75 mm reference length together with a ±0.002 mm accuracy and integrated thermal protection ensures reproducible micrometer adjustments and efficient setup routines; order the setting gauge directly via Metav Werkzeuge or consult our specialists for application support.

Setting Gauge for Micrometers M304.311 — 75 mm, ±0.002 mm, Thermal Protection

A Setting Gauge for Micrometers M304.311 that provides a stable 75 mm reference for adjusting and checking external micrometer anvils in workshop and laboratory environments.

• 75 mm reference length for micrometer setting
• High accuracy ±0.002 mm tolerance
• Flat measuring faces for stable contact
• Integrated thermal protection for stability

Precision where reproducibility matters

The device functions as a reference standard for external micrometer calibration, offering a nominal length of 75 mm and a verified accuracy of ±0.002 mm (2 µm). This degree of precision places the gauge in a class suitable for routine workshop calibration and fine adjustment tasks where tight tolerances are required. The stated tolerance means that adjustments made against this standard will minimise measurement deviation during subsequent production or inspection steps, increasing process reliability and reducing scrap rates. Explanation of tolerance values and the role of a reference standard helps translate technical figures into operational benefits for quality assurance teams.

Thermal control to avoid measurement drift

Thermal influence is a common source of measurement error in small comparative gauges. The unit’s integrated thermal protection reduces heat transfer from hands or bench surfaces, limiting length expansion during handling. Combined with flat measuring faces, this reduces local contact distortions and helps preserve the true reference dimension while taking a reading. For repeated setups and sequential checks, thermal stability supports consistent results and fewer re-measures, which saves time on repetitive tasks and contributes to predictable inspection throughput.

Practical handling and workshop integration

Designed for straightforward use, the gauge is lightweight (approx. 0.1 kg) and easy to position against an external micrometer anvil; a nominal diameter of 7 mm defines the contact geometry for stable seating. As a dedicated accessory for micrometer adjustment, it shortens set-up cycles and improves operator confidence during routine verification. The compact size and robust working faces make the tool suitable for bench use in maintenance, toolroom and metrology benches alike. Where documentation is required, the clear numerical values allow immediate entry into calibration records or shop-floor checklists.

For precise micrometer adjustment, choose the Metav IndustryLine M304.311 setting gauge — contact Metav Werkzeuge in Emmerich for technical advice at info@metav-werkzeuge.com or +49 2822 7131930

Technical data

• Article number: M304.311
• GTIN: 4054469116624
• Manufacturer: Metav IndustryLine
• Short description: Setting gauge for micrometers, nominal 75 mm

Dimensions & accuracy

• Nominal length: 75 mm
• Diameter: 7 mm
• Accuracy: ±0.002 mm
• Weight: 0.1 kg
• Tariff code: 90173000
• ECLASS: 21170102

Features & applications

• Flat measuring faces
• Thermal protection
• Accessory for external micrometer adjustment
• Suitable for workshop and laboratory use

FAQ

What is the nominal length and accuracy of the gauge?
The setting gauge has a nominal length of 75 mm and an accuracy of ±0.002 mm, suitable for fine adjustments and routine verification.

Can this gauge be used to set external micrometer anvils?
Yes, the M304.311 is designed specifically as a reference for setting external micrometer anvils and other similar comparative checks.

How does the thermal protection benefit measurement tasks?
Thermal protection reduces heat transfer during handling, limiting dimensional drift so that readings taken against the reference remain more stable and reproducible.

Is the gauge suitable for both workshop and laboratory environments?
The compact construction and flat measuring faces make the gauge appropriate for toolroom, maintenance and laboratory benches where a stable 75 mm reference is required.

What is the contact geometry of the gauge?
The gauge features flat measuring faces and a contact diameter of 7 mm, providing a stable seating surface for external micrometer anvils.

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