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 7231, SCRIBER, 6928640320071
3M 45094, Roloc Disc Pad TR, Soft 2 in 1/4-20 Internal, 7000045278
3M 14211, Roloc Disc Pad TS and TSM, Medium 2 in 1/4-20 Internal, 7000045283
Dynabrade 92805 - 5" (127 mm) Dia. x 3-1/2" (89 mm) W Heavy Duty Dynacushion Pneumatic Wheel
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Dynabrade 90268 3" W x 10-11/16" L 180 Grit A/O DynaCut Belt, 10/pack
Dynabrade 96249 Repair Collar-1-15/16" Bore 