M8 Thread CMM Precise Calibration Sphere Ceramic Ball 25mm Diameter 157mm---

For CMM Table 25mmDiameter CMM Precise Calibration Sphere Ceramic ball with Base

Precision 25mm Diameter Calibration Sphere Reference ball Ceramic Ball With Base

Diameter 20MM,CMM Calibration Sphere Ceramic Ball Withbase Precision Measurement

Precision 25mm Diameter ceramic ball with base Reference ball Calibration Sphere

CMM Table 25mm Diameter,M10 Thread,CMM Precise Calibration Sphere Ceramic Ball

25mm M8 Thread Ceramic Calibration Ball CMM Three-coordinate calibration sphere