Resolution: .0005″/0.01mm.
Measure hole center distance in the same or offset planes.
Buttons: on/off, set, inch/mm, preset (+, -).
Automatic power off, move the digital unit to turn on power.
Battery CR2032.
Data output.
Made of stainless steel.

NORTON 66254497068 - 3" Dia. Rapid Blend Vortex Disc, TR (TYPE III), Quick-Change Non-Woven, Medium, 25 Each
3M 87397, Silver Depressed Center Grinding Wheel, T27 Quick Change, 4.5 in x 1/4 in x 5/8-11 in, 7010362237, Case of 20
Dynabrade 95842 Dynabrade Air Lube 10W/NR, 1 Pint
Dynabrade 10690 Filter/Regulator/Lubricator, FRL40, 1/2" NPTAssy.
Insize 9216-F520, DIGITAL MULTIMETER, 6940561934717
Dynabrade 78746 3/4" x 2-1/2"-A1 DynaFire A/O Mounted Point, Vitrified, 5/pack
3M 97421, Aluminum Foil Tape 3380, Silver, 72 mm x 45 m, 3.25 mil, 7010375681 