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

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

M8 Standard Reference Spheres 25mm Ceramic Ball for CMM Probe Calibration L83mm

High-precision Magnetic Force Ceramic Calibration Sphere 25mm Diameter M8 Thread

for CMM Table 20mm diameter M8Thread,CMM Precise Calibration Sphere Ceramic Ball

M8 Standard Reference Spheres 25mm Ceramic Ball for CMM Probe Calibration L157mm

M8 Standard Reference Spheres 25mm Ceramic Ball for CMM Probe Calibration L83mm