Resolution .00005″/0.001mm
Meet ASME B89.1.10M-2001
Reading in digit and analog.
Display can be rotated by 320?.
Button function: tolerance Go and No-Go display, data preset, measuring direction change, max./min./range measurement, inch/metric conversion, absolute/incremental measurement.
Keep preset data and tolerance data in memory after restart
CR2032 battery, automatic power off. Data output

Norton 66623325035 - 2" 120 Grit Fine Grade Aluminum Oxide Vortex Rapid Prep Green TR Non-Woven Surface Preparation Disc, 50 Each
Dynabrade 64350 26" W x 36" L (660 mm W x 914 mm L) Metal Capture Downdraft Station, 230 V (AC)
Norton 66261014793 - 3" Medium Grade Aluminum Oxide Bear-Tex Speed-Lok High Strength Maroon TR Non-Woven Abrasive Disc, 80 Each
3M 00494, Dynatron Dynalite w/ CAP, 494D, 1 gal, 7100142853 
