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 87501, Diamond Grade DG3 Reflective Sheeting 4090DS White for DigitalPrinting, 48 in x 50 yd, 7100088230
3M 05009, Utility Cloth Roll 211K, 100 J-weight, 1 in x 50 yd, Full-flex, 7100016843
3M 05520, Sanding Block, Rubber, 2-3/4 in x 8 in, 7000028366
3M 22408, Roloc Disc 361F, P100 YF-weight, TR, 1-1/2 in, Die R150S, 7000045101
Standard Abrasives 708756, A/O Tapered Cone Point, K-110 120, 7100139933, 100 per case 