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

Dynabrade 01480 Vane Set (4pk)
Insize 1147-200WL, WIRELESS ELECTRONIC DEPTH GAGES WITH MOUNTING HOLES FOR EXTENSION BASE, 0-200mm/0-8", 6940561942781
3M 26138, PPS Series 2.0 Adapter, Type S42, 3/8 Female R-Angle, 19Thread BSP, 7100135930
3M 29859, Sanding Screen, 100 grit, 12 in x 18 in, 7100160861
Dynabrade 54705 Rotor/Vane Set 