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 94442, Speedglas G5-02 Outside Protection Plate 08-0200-52, Scratch Resistant, 5 ea/Case, 7100241529
3M 19814, Nitrile High Performance Plastic Adhesive 1099, Tan, 5 Gallon Drum (Pail), 7000000798
Dynabrade 95684 1/4" Male Coupler
3M 76632, Roloc Disc 777F, 50 YF-weight, TR, 3 in, Die R300V, 7000045628 