Dual Plane Thickness Gage with Two Opposing Probes Features: - ABTech's custom granite base for stability - Heidenhain Metro probes with air operated adjustable probe force - ±0.5 µm (±0.00002") system accuracy - 0.1 µm (0.000005") recommended measuring step - Heidenhain D.R.O. - Multiple probes and gage posts available - Part sizes to 300mm (11.81") standard - Special sizes available - Gage blocks for reference mastering available