| Specification | Details |
|---|---|
| Brand | INSIZE |
| Model | 3127-8 |
| Product Type | Digital Three-Point Internal Micrometer |
| Measuring Range | 6–8 mm / 0.24–0.31 inch |
| Type | B – Three-Point |
| Resolution | 0.001 mm / 0.00005 inch |
| Accuracy | 4 µm |
| Setting Ring | Ø6 mm, Included |
| Extension Rod | 100 mm, Included |
The INSIZE 3127-8 Digital Three-Point Internal Micrometer is a precision measuring instrument designed for accurate measurement of internal diameters and small bores from 6 to 8 mm. It uses a three-point measuring system for stable internal bore contact and provides 0.001 mm / 0.00005 inch resolution with 4 µm accuracy. The micrometer includes a Ø6 mm setting ring and a 100 mm extension rod, making it suitable for precision bore inspection in CNC machining, manufacturing, tool-room, and quality-control applications. Its digital design also provides convenient metric/inch measurement and data-output functionality.
Key Features
1. 6–8mm Measuring Range
The 3127-8 is designed for internal measurements from 6 to 8 mm, making it suitable for small bores and internal diameters in precision-machined components.
2. Three-Point Internal Measurement
The Type B three-point measuring system provides multiple contact points inside the bore, helping establish stable contact for accurate internal-diameter measurement.
3. 0.001mm High-Resolution Measurement
The micrometer provides 0.001 mm / 0.00005 inch resolution, allowing detailed digital readings for precision inspection and dimensional quality control.
4. 4µm Accuracy
INSIZE specifies 4 µm accuracy for the 3127-8, providing precision suitable for inspection of small internal dimensions in machining and manufacturing applications.
5. Setting Ring & Extension Rod Included
The 3127-8 is supplied with a Ø6 mm setting ring and 100 mm extension rod, supporting calibration and measurement access in suitable applications.
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