Zoller Smile mT Pilot 2. Model year 2019, calibrated 2020-10-14. This machine is as new, we have only used it 3 times. Fact about the machine: ISO 50 spindel, Autofocus. The machine is very user friendly and easy to learn, suitable for small or medium size companies. You can save data about the tools in a file including the tolerances. Measuring range: Length (Z): 600 mm Diameter: 420 mm Radius (X): 210 mm Measuring over centre: 50 mm