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, for calipers with c=.630″), data output cable

Standard Abrasives 707508, A/O Tapered Cone Point, K-110 100, 7100166521, 100 per case
Insize 2307-1R, REVERSE READING DIAL INDICATOR, 1", lug back, 6928640396649
Dynabrade 51848 1/4" Drill Right Angle, .4 HP, Front Exhaust, 20,000 RPM
Dynabrade 51301 .5 hp Straight-Line Die Grinder
3M 13287 Scotch-Brite Surface Conditioning Belt, 1/4 in x 24 in, A VFN, 7000120668 