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.

Insize 3228-6, WIDE RANGE THREE POINTS INTERNAL MICROMETER, 4-6", 6928640356636
3M 86802, Cubitron II Stikit Film Disc 775L, 80+, 5 in x NH, Linered w/Tab, Die 500X, 7100048736, 250 per case
3M 33446, Cubitron II File Belt, 80+, 1/2 in x 18 in (12.7 mm x 457.2 mm), 7100033186, 10 belts per carton, 5 cartons per case 