Eccentricity is the distance from your Device’s Centre of rotation to its true center of mass. Eccentricity is calculated in microns and tool mass in kilograms, so unbalance is calculated in gram-millimeters. When republishing on the internet a hyperlink again to the original written content supply URL must be provided. https://elliottdavpj.mybuzzblog.com/10801935/facts-about-used-cnc-machine-revealed