Plug Ring Gauge – 300 mm (H11 Tolerance)
Description:
The Plug Ring Gauge of 300 mm size with H11 tolerance is a precision measuring tool designed to verify the dimensional accuracy of internal diameters as per ISO standards. Manufactured from high-grade tool steel, this gauge ensures reliable inspection of large bore components, maintaining consistency and quality in machining operations.
Application:
Used for checking hole sizes in heavy engineering components, automotive parts, and large machined assemblies where H11 tolerance is specified.
Features:
- Manufactured as per ISO tolerance standards (H11)
- High wear resistance for long service life
- Precisely lapped and finished for accurate measurement
- Suitable for large diameter bore inspection (300 mm)
- Ensures quick and reliable Go/No-Go checking


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