The Mitutoyo 122-101-10?Blade Micrometer has the following specifications:
Range: 0-25mm
Accuracy: +/- 0.003mm
Resolution: 0.01mm
Remarks: Type A
(3+R/100) microns for models over 75mm
Parallelism: 0.00012-inch for models up to 3-inch
R=maximum range (mm) 0.00016-inch for 4-inch models