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 91316 11-1/4" Dia. x 60 Grit A/O Non-Vacuum Hook-Face DynaCut Disc, 10/Box
Dynabrade 82555 1/2" W x 18" L 60 Grit Ceramic DynaCut Belt, 50/pack
Insize 1120-200A, DIGITAL INSIDE GROOVE CALIPER, .98-8"/25-200mm, 6928640302237
Standard Abrasives 712768, A/O Tapered Cone Point, C-30 80, 7100119537, 100 per case 