Features:
- The Mitutoyo HH-300 hardness test block set includes three test blocks in incremental hardness factors for calibrating HH-300 Hardness Testers.
The Mitutoyo Hardmatic test block set includes three test blocks in incremental hardness factors for calibrating HH-300 Hardness Testers. The hardness testing blocks calibrate Durometers for testing materials such as rubber, neoprene, polyesters, PVC, leather, etc.





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