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 93533 7" Mandrel for Sanding Stars w/ Flexible Tip, 3-48 Male Thread
Insize 7102-150, DIGITAL VERTICAL SCALE, 6"/150mm, 6928640321559
3M™ 07012, Supplied Air Hose W-9435-100/07012(AAD), 100 ft, 3/8 in ID, Industrial Interchange Fittings, High Pressure, 7000005375, 1 EA/Case
Standard Abrasives 707508, A/O Tapered Cone Point, K-110 100, 7100166521, 100 per case 