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.

Insize 1535-100, DIGITAL OUTSIDE GROOVE CALIPER, 0-4"/0-100mm, 6940561961096
Dynabrade 94990 1/4" Female Composite-Style Coupler with 1/4" Male Plug Assembly
3M 57267, Temflex Cotton Friction Tape 1755, 2 in x 60 ft, Black, 7100016886
3M 26016, PPS Series 2.0 Adapter, Type S9, 16 mm Male, 1.5 mm Thread, 7100135330
3M 01875, Charge-Collection Solar Tape 3011, 2 mm x 1200 m, 7010312686 