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All gauges include a free certificate of calibration traceable to NIST
|RS-A||For Durometer Asker A||$160|
|RS-C||For Durometer Asker C||$160|
These test block specimens are convenient references to the durometer’s operating condition. These items are not intended for durometer calibration, but can be used to check the durometer for proper operation. Available for Asker A, Asker C and Shore D.