Resolution: .0005″/0.01mm.
Measure diameter of deep step holes.
Buttons: on/off, zero, inch/mm.
Automatic power off, move the digital unit to turn on power.
Battery CR2032. Data output.
Made of stainless steel.
Optional accessory: data output cable

Dynabrade 78585 1/4" Dia. x 1-1/2" W x 1/8" Center Hole, 120 Grit, 100/pack
Insize 6143, DEPTH STOP FOR CALIPERS, 6928640371301
3M 97421, Aluminum Foil Tape 3380, Silver, 72 mm x 45 m, 3.25 mil, 7010375681 