The laser etched Jordco® e-Ruler® instrument is worn on the clinician’s finger The e-Ruler product includes a finger ring, and can be used independent of the EndoRing® product. The ruler’s markings are precisely laser etched providing enhanced contrast for accurate and easy calibration of endodontic hand and rotary files.
Each package contains:
3 finger rings (small, medium and large)
1 metal 30 mm ruler with rubber stop locks
- OR -
1 metal 30 mm ruler without rubber stop locks
Options include With or Without Rubber Stop Locks.