
| Specification | Details |
|---|---|
| Brand | INSIZE |
| Model | 3127-225 |
| Product Type | Digital Three Points Internal Micrometer |
| Measuring Range | 200–225 mm / 7.87–8.86 inch |
| Accuracy | 8 µm |
| Resolution | 0.001 mm / 0.00005 inch |
| Measuring Type | Three Points |
| Setting Ring | Optional |
| Extension Rod | 150 mm |
The INSIZE 3127-225 Digital Three Points Internal Micrometer is a precision measuring instrument designed for measuring large internal diameters and cylindrical bores in the 200–225 mm range. It provides 8 µm accuracy and 0.001 mm / 0.00005 inch resolution, making it suitable for professional dimensional inspection.
Its three-point measuring design provides multiple contact points inside cylindrical bores, supporting reliable internal diameter measurement. The instrument is supplied with a 150 mm extension rod, while the setting ring is available as an optional accessory. The listed dimensions are 175 mm length, 0.9 mm A, 29 mm B and 25 mm C.
The digital design supports convenient measurement functions including mm/inch conversion, ABS/INC, data output, automatic power-off and ratchet stop.
Key Features
- 200–225 mm measuring range for large internal diameter measurement.
- Three-point measuring design for cylindrical bore inspection.
- 8 µm accuracy for precision dimensional measurement.
- 0.001 mm / 0.00005 inch resolution for fine readings.
- 150 mm extension rod for additional measuring reach.
- Setting ring available as an optional accessory.
- Supports mm/inch, ABS/INC, data output and automatic power-off functions. INSIZE
Applications / Uses
- Large internal bore measurement
- Internal diameter inspection
- Precision machining
- Manufacturing quality control
- Large component inspection
- Tool room measurement
- Engineering workshops
- Metrology and dimensional inspection
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