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.

3M 34553, Cubitron II Net Sheet Roll, 180+, 80 mm x 10 m, 7100247494, 6 Rolls/Case
3M 05744, Hookit Hand File Board, 2-3/4 in x 16 in, 7000045717
Insize 1179-300, DIGITAL RTJ RING GROOVE CALIPER, inside diameter of RTJ ring groove .4-12"/10-300mm, outside diameter of RTJ ring groove 1-12"/25-300mm, 6928640302565
3M 01875, Charge-Collection Solar Tape 3011, 2 mm x 1200 m, 7010312686 