8.4mm Measurement Insert Steel For Dial Gauges, Roll Form - Käfer Messuhrenfabrik GmbH & Co. KG

Take advantage of a compact measuring solution that combines steel construction, a precisely machined Ø 8.4 mm tip and a standard M2.5 thread for reliable mounting on dial gauges; order genuine parts via Metav Werkzeuge or consult our specialists for application-specific advice.

Measuring insert Ø 8.4 mm (M2.5 thread) – Käfer

The Measuring insert Ø 8.4 mm (M2.5 thread) is a steel measuring tip designed for secure attachment to dial indicators, intended for precise length and depth measurement tasks in workshop and inspection environments.

Steel construction for high wear resistance
Ø 8.4 mm tip for defined contact geometry
M2.5 thread for standard dial indicator mounting
Compact design for confined measuring setups

Engineered for repeatable precision and long service life

This steel measuring component is manufactured to ensure repeatable precision in routine inspection work. The steel body gives the insert high abrasion resistance and dimensional stability, which reduces measurement drift over time and minimises rework. The Ø 8.4 mm contact geometry provides a clear, reproducible contact area so readings from a connected dial indicator remain consistent from one operator to the next. Where traceable, repeatable results are required, this insert supports efficient quality control by maintaining the mechanical relationship between probe and indicator.

Compatibility and straightforward fitting for measuring instruments

Mounting relies on a common M2.5 thread interface, offering broad compatibility with many dial indicators and small gauge fixtures found in production and maintenance workshops. The standardised thread ensures a secure mechanical connection, eliminating play that could otherwise affect the measurement outcome. The compact design permits installation in restricted test holders or bespoke fixturing, making the insert suitable for both bench-mounted inspection rigs and machine-mounted gauge assemblies. Assembly and replacement are quick, allowing measurement systems to be returned to service with minimal downtime.

Practical benefits for workshop workflows and inspection throughput

Beyond material and size, the insert contributes to predictable inspection cycles: the robust steel construction reduces replacement frequency, improving equipment availability and lowering lifecycle costs. Consistent contact geometry leads to consistent readings, which in turn simplifies statistical process control and reduces the need for repeated checks. For operations that demand reliable repeatability and straightforward integration with standard dial indicators, this measuring tip represents a pragmatic balance between durability and precision.

Contact Metav Werkzeuge for tailored product matching, availability details and genuine Käfer measuring inserts; email info@metav-werkzeuge.com or call +49 2822 7131930 for expert guidance and order handling

Technical data

• Article number: 4000851681NW
• SKU: 4000851681NW
• Product type: Measuring insert
• Material: Steel
• Diameter: Ø 8.4 mm
• Thread: M2.5
• Packaging unit: 1
• Brand: Käfer Messuhrenfabrik GmbH & Co. KG

Facts

• Ø 8.4 mm
• M2.5 thread
• Packaging unit 1
• Form: Rolle

Special features

• For use with dial indicators
• Steel construction
• Compact contact geometry

FAQ

What is the thread size of the measuring insert?
The measuring insert is provided with an M2.5 thread to fit standard dial indicator mounts.

Which diameter does the contact tip have?
The contact tip has a Ø 8.4 mm diameter as specified for precise, repeatable contact points with test pieces.

Is the insert suitable for heavy-wear environments?
Made from steel, the insert offers improved wear resistance compared with softer materials, making it suitable for routine workshop inspection tasks.

Can the insert be used with any dial indicator?
Compatibility depends on the indicator’s mounting thread; indicators with an M2.5 mounting interface will accept this insert securely.

What is the article number for ordering and reference?
The article number for this measuring insert is 4000851681NW, which should be quoted when enquiring or ordering.

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