7mm Limit Plug Gauge H7 Tolerance, Standard Calibration - TECWERK

Take advantage of a precise, industry-standard inspection tool with a clear pass/fail principle: the combination of a 7 mm nominal diameter and H7 tolerance ensures reliable bore verification, while the TECWERK origin signals consistent manufacturing standards. Order the gauge directly via Metav Werkzeuge or consult the technical team for specification matching.

Grenzlehrdorn D.7mm Tol.H7 TECWERK — Limit plug gauge, 7 mm nominal, H7 tolerance

The Grenzlehrdorn D.7mm Tol.H7 TECWERK is a precision limit plug gauge designed for quick pass/fail inspection of cylindrical bores in production and maintenance environments

• Limit plug gauge for bore checks
• Nominal diameter 7 mm H7
• TECWERK brand precision

Consistent dimensional control with a simple go/no-go method

A compact inspection gauge with a 7 mm nominal size and H7 tolerance offers straightforward verification of internal diameters. The go/no-go principle inherent to a plug gauge reduces interpretation errors during quality checks: the “go” end confirms that the bore meets the minimum material removal requirement, while the “no-go” end indicates whether the upper tolerance limit is exceeded. This method supports fast decision-making on the shop floor and reduces downstream scrap and rework by providing immediate, binary inspection results. The combination of a clearly defined nominal diameter and tolerance simplifies documentation and integrates with standard quality procedures.

Seamless fit into production and workshop quality routines

Limit gauges are particularly effective where rapid, repeatable checks are required at assembly stations or in incoming inspection. By replacing time-consuming micrometric measurements with a tactile limit test, inspection cycles become shorter and throughput improves without compromising control. The plug-style inspection tool is well suited for batch testing and spot inspections in machining, toolroom, and maintenance contexts, enabling consistent production flow and demonstrable compliance with dimensional specifications.

Reliability, traceability and practical handling

The design principle of a limit plug gauge prioritises repeatable contact geometry and clear pass/fail feedback. Regularly used as a primary control device, the inspection gauge supports traceability when paired with documented inspection records. For traceable quality systems, periodic calibration of the reference gauges and documented checks against calibrated masters preserve measurement confidence. The TECWERK origin of the gauge denotes established production standards and delivery consistency, supporting reliable inspection regimes across repeated production cycles.

Recommended applications and quality assurance tips

Ideal applications include quick verification during machining operations, final inspection prior to assembly and routine maintenance checks where internal diameters must comply with H7 fits. To maintain measurement integrity, store the gauge in a clean, dry location and include it in a scheduled calibration plan. Where documentation is required for audits, record the lot check outcomes alongside the gauge identifier to demonstrate conformity. In combination with a broader metrology strategy, such limit gauges contribute to fewer stoppages and a measurable reduction in non-conforming parts.

Contact Metav Werkzeuge to request delivery of the TECWERK 7 mm limit plug gauge or to discuss calibration and batch-supply options — phone +49 2822 7131930 or e-mail info@metav-werkzeuge.com

Technical data

• Article number: 2000858587NW
• UID: 2000858587NW
• Label: Grenzlehrdorn D.7mm Tol.H7 TECWERK

Facts

• Nominal diameter: 7 mm
• Tolerance class: H7
• Packaging unit: 1

Special features

• Type: Limit plug gauge (plug gauge)
• Brand: TECWERK
• Intended use: Bore inspection

FAQ

What does the H7 tolerance indicate for this gauge?
H7 denotes the tolerance band applied to the nominal diameter; the TECWERK limit plug gauge with a 7 mm nominal size is manufactured to test bores against that specific tolerance class.

Can this plug gauge be used for on-site pass/fail checks in production?
Yes, the plug-style inspection tool is designed for rapid pass/fail verification on the shop floor and is suitable for quick sampling during machining or assembly.

Is calibration required for the limit plug gauge?
Periodic calibration is recommended to maintain traceability and measurement confidence; the TECWERK gauge should be checked against a calibrated master at defined intervals.

Does the gauge indicate which end is ‘go’ and which is ‘no-go’?
Standard plug gauges are configured with distinct ends for go and no-go testing; the inspection gauge supplied under SKU 2000858587NW follows that convention to provide immediate pass/fail feedback.

For which industrial applications is this type of gauge most suitable?
Typical uses include production control, incoming inspection and final checks where internal diameters must conform to a defined tolerance such as H7; the gauge supports fast decision-making and reduces measurement time.

Manufacturer / Responsible: NORDWEST Handel AG, Robert-Schuman-Straße 17, 44263 Dortmund