Resolution .001″/0.01mm
Measure radius of internal or external arcs
Buttons: on/off, hold, mm/inch, s(select jaws), zero
Display can be rotated by 320?
Supplied with 4 jaws for different sizes of arc
Battery CR2032, automatic power off(time is adjustable)

3M 22394, Roloc Disc 361F, 50 YF-weight, TR, 3 in, Die R300V, 7000045096 
