1. Resolution 0.001mm ( Micron Digital caliper).

2. Used for measuring the workpiece demanding higher accuracy.

3. Mostly used for differential measurement (comparison measurement) of the O. D, I. D, groove, steps, depth (with bridge base), etc. Of workpiece to achieve higher accuracy.

4. Prepare gauges by yourself when the ranges are larger than 50mm.

5. Zero-setting at any position.

6. Inch/mm conversion

7. Data output.