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

Insize ISD-V500HN, CNC VISION MEASURING SYSTEMS, 18.5_14.57_15.75", 6940561947601
3M 97983, Hi-Strength 94 ET Adhesive, Clear, 5 Gallon Drum (Pail), 7100022993
Dynabrade 98272 1/2" NPT Female Plug
3M 97419, Aluminum Foil Tape 3380, Silver, 48 mm x 45 m, 3.25 mil, 7000049613
Standard Abrasives 701100, A/O Tapered Cone Point, D-40 120, 7010310892, 100 per case 