Resolution: .0005″/0.01mm.
Supplied with three interchangeable points (flat, spherical, disk).
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 1179-1000, DIGITAL RTJ RING GROOVE CALIPER, inside diameter of RTJ ring groove .6-40"/15-1000mm, outside diameter of RTJ ring groove 1.2-40"/30-1000mm, 6928640394409
3M 26016, PPS Series 2.0 Adapter, Type S9, 16 mm Male, 1.5 mm Thread, 7100135330 