Resolution .0005″/0.01mm
Ceramic tipped jaws for outside measurement, extremely wear-resistant, non-magnetic, non-conductive
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 77765 4-1/2" Dia. x 7/8" Center Hole, 120 Grit, Type 27, Ceramic DynaCut Flap Disc, 10/pack 
