Product Description:
- 30 cm NIST Certified high definition, lead-free radiopaque extremity ruler used for direct measurements on a scanogram, radiograph, x-ray or fluoroscopy.
- Color: Clear Acrylic
- Demarcations: 1 mm increments
- Ruler sold individually
- NIST certified traceable certificate included.
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Made in the U.S.A. by former members of the U.S. Armed Forces