Eccentricity Is the distance from your Device’s Middle of rotation to its correct center of mass. Eccentricity is measured in microns and Device mass in kilograms, so unbalance is measured in gram-millimeters. Horizontal and vertical three-axis machines differ generally from the inclination of your spindle, Using the spindles of horizontal https://www.sedlacek-t.cz/bazar-cnc-stroju/