Digital Display Outer Diameter Micrometer 0.001mm High Precision Electronic Spiral Micrometer Thickness Gauge

1. Material: High-quality steel
2. Process: ABS engineering plastics
3. Calibration process: laser calibration
4. Resolution: 0.001mm
5. Packaging: New plastic packaging
6. Size: 16x6cm
7. High-definition LED screen, digital display is clearer
8. Precise measurement, efficient and stable
9. 3V large capacity battery, lasting power
10. Mechanical laser scale, can be used without electricity