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Product Details
✓Hardness block refers to the physical gauge used to check the value of various hardness testers
✓The hardness standard block is made of high quality material, which can ensure the reliability and stability of the hardness value
✓It can check whether the error of hardness tester when working is within the range specified in international standards
✓Made of high quality material, it has a long service life and can save the maintenance cost of test equipment
✓The hardness test block is made following international standards, which ensures the comparability and accuracy of the test results