- 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
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