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™ 17323, Versaflo™ Respiratory Helmet Assembly M-407, with Premium Visor and Flame Resistant Shroud, 7000002395, 1 EA/Case
Insize 9407-P7, STYLI FOR 9407, H-.787", d-.079"DIA, d1-.157"DIA, 6940561961546
Standard Abrasives 709966, A/O Tapered Cone Point, B-20 180, 7010368591, 100 per case 