Reed R7900-nist Thickness Gauge, Ultrasonic, 0.03/15.7", 0.65/400mm W/nist Cert

This is the same Reed R7900 ultrasonic thickness gauge -- 0.03-15.7 in (0.65-400mm) range, backlit display, 500-reading memory -- but shipped with a NIST-traceable calibration certificate for shops th...