HBW 2.5/187.5 - ASTM /EN ISO

The Brinell hardness reference blocks HBW 2.5/187.5  are manufactured and calibrated by Euro Product in their own premises.  Each block is measured according to the highest levels of precision and comes with a certificate of factory according to ASTM E10 & EN ISO 6506. As an option, each block can be supplied with an official certificate UKAS and/or marked with a hexagonal grid ranging from 2 mm to 6 mm (pitch 0,5 mm) for easy test (please specify the size of the grid to the command).