Resolution: .0005″/0.01mm.
Measure groove diameter.
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.
Optional accessory: depth stop (part no. 6143), data output cable

3M 60417, Lens Cover 7899-25/7899-25-AM, Accessory, 7000125981, 25 EA/Case
Dynabrade 95675 1/4" Male Plug with 1/4" NPT Male Thread
3M 26583, Accuspray Refill Pack for PPS Series 2.0, Green, 1.3 mm, 7100152953 