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 82516, Ratchet Headgear with Crown Extender H10 82516-00000 10 EA/Case, 7000052751
3M 11411, Roloc Disc 361F, 50 YF-weight, TR, 1 in, Die R100N, 7000045095
Dynabrade 78596 3/8" Dia. x 1-1/2" W x 1/8" Center Hole, 120 Grit, 100/pack
Dynabrade 92119 1/4" W x 12" L 220 Grit A/O DynaCut Belt, 50/pack 