Insize 1501-25, DIGITAL RADIUS CALIPER, .079-1″/2-25mm, .0005″/0.01mm, 6940561975079

Measure radius of external arc, arc angle of measured surface should be larger than 90?
Resolution .0005″/0.01mm
Buttons: on/off, set, inch/mm, preset (+, -)
Automatic power off, move the digital unit to turn on power
Battery CR2032, Data outputMade of stainless steel
Supplied with pin gage for zero setting