Technical Data:
Outside diameter variation measuring instrument
Measurement of diameter variation, convexity, concavity, taper and other parameters
Continuous measurement in the axis direction
Four rollers are included
Range (diameter): 200-500mm/8-20in
Accuracy: 0.01mm
Repeatability: 3um
Weight: 5kg

Dimensions:
a=630mm
b=260mm
c=260mm
d=95mm
Arm moving range L=151mm
Stem hole=dia.8mm
Roller/reference angle=86deg

Remark:
Optional accessory: 0.01mm or 0.001mm graduation digital/dial indicators
Custom-made versions available