10-756-5 Hole Mike Setting Ring 7.00"
Master Setting Ring
For comparative gaging, calibration and the setting of internal measuring tools.
- 7.00" Size
- + 0.00016" Accuracy
- 0.000047" Taper / Ovality
- Made from oil hardened non-shrinking steel
- Hardened and tempered to 62 RC
- Actual dimensions duly etched
- Cryogenic treatment for long-term dimensional stability
- Calibrated at 20º C under standards room conditions