Measure hole center distance in the same or offset planes.
Resolution: .0005″/0.01mm.
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.

Dynabrade 40320 Dynafile II Abrasive Belt Tool
Insize 1179-300WL, WIRELESS DIGITAL RTJ RING GROOVE CALIPER, 10-300mm/0.4-12", 0.01mm/0.0005", 6940561961010
3M 19721, Nitrile High Performance Rubber and Gasket Adhesive 847, Brown, 1 Quart Can, 7000042735, 12/case
3M 26583, Accuspray Refill Pack for PPS Series 2.0, Green, 1.3 mm, 7100152953 