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 78425 4-1/2" Dia. x 3/8" Coarse DynaBrite Surface Conditioning Disc, 25/pack
3M 05050, Cloth Belt 384F, 80+ XF-weight, 3/4 in x 18 in, Fabri-lok, Full-flex, 7100141438, 200 per case
Standard Abrasives 703470, A/O Tapered Cone Point, K-110 240, 7100166327, 100 per case 
