60-3.5 TPI Whitworth Thread Gauge Insert 55° 10 Pairs - Metav IndustryLine

Take advantage of a compact, workshop-ready set that combines Whitworth 3.5 TPI profile control, a standard 55° thread angle and ten matched pairs for repeatable inspection. Order directly via Metav Werkzeuge or consult our technical advisors for application compatibility.

Thread measuring insert set M309.099 – Whitworth 3.5 TPI, 55° profile (Metav IndustryLine)

Thread measuring insert set M309.099 for profile verification with thread measuring micrometers and gauge fixtures in mechanical workshops and inspection benches

• Whitworth 3.5 TPI, 55° profile
• Ten matched pairs for comparative checks
• Compatible with thread measuring micrometers
• Compact set, total weight approx. 0.1 kg

Reliable verification for Whitworth threads

Thread profile control is a routine requirement where repeatable measurement must be fast and unequivocal. The 3.5 TPI specification combined with the traditional 55° Whitworth profile ensures the inserts match the historical British thread form used in many service and restoration applications. As profile gauges, these matched pairs enable quick comparative checks against a test screw or an instrument spindle, reducing rework and avoiding ambiguous readings. The compact nature of the set keeps handling straightforward while maintaining profile fidelity.

Workshop efficiency and measurement confidence

Delivered as a matched set of ten pairs, the inserts are intended for direct use with standard thread measuring micrometers and inspection rigs. The pairing supports direct comparative checks and rapid swapping during batch inspections, which shortens cycle times on the shop floor. Lightweight and easy to store, the set aids efficient process control without the need for complex fixturing. This practical arrangement helps to secure consistent results across repetitive checks and small-series production.

Designed for compatibility and practical use

The inserts are supplied for use as accessory components in thread measurement assemblies and are suitable where Whitworth threads are expected. Their nominal designation (60–3.5) and the 55° flank angle make them appropriate for dimension and form verification tasks typical in restoration, tooling and maintenance workshops. The compact set format simplifies inventory management while offering reliable profile references for thread inspection instruments.

Contact Metav Werkzeuge for a tailored compatibility check or to request application advice for Metav IndustryLine thread verification accessories; reach our Emmerich team by e‑mail or phone for swift technical guidance

Technical Data

• Article number / SKU: M309.099
• GTIN: 4054469118413
• Manufacturer: Metav IndustryLine

Data

• Weight: 0.1 kg
• Profile angle: 55°
• Designation / size: 60 - 3.5 TPI
• Customs tariff number: 90173000

Special features

• Set composition: ten matched pairs included
• Thread form: Whitworth (55°)
• Intended use: accessory for thread measuring micrometers and gauges
• Category: Accessories for measuring instruments

FAQ

What thread form is covered by these inserts? The inserts are specified for the Whitworth thread form with a 55° flank angle and the 3.5 TPI pitch, as supplied in the Thread measuring insert set M309.099 (Metav IndustryLine).

How is the set delivered and what does it contain? The delivery comprises a complete set of ten matched pairs intended for comparative thread profile checks and verification tasks.

Can these inserts be used with any thread micrometer? The inserts are designed as accessories for thread measuring micrometers and comparable gauge fixtures; compatibility should be confirmed against the instrument's clamping and spindle geometry.

Is the set suitable for production inspection or only for maintenance tasks? The matched-pair format supports both small-series production checks and workshop maintenance inspections where Whitworth profiles need verification.

Does the set include calibration documentation? The Thread measuring insert set M309.099 is supplied as an accessory set; specific calibration or certification is not listed with the product data.

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