DAkkS calibration certificate for the professional user. Documented traceability guarantees complete verifiability

DAkkS: Private-sector organisation that performs the function of the national accreditation body of the Federal Republic of Germany. DAkkS is an authority within the meaning of Section 1 (4) of the Administrative Procedure Act. The HAZET calibration laboratory for torque tools has been accredited by the DAkkS in accordance with DIN EN ISO/IEC 17025 for measured variables torque (DIN EN ISO 6789-2:2017) and angle of rotation (VDI/VDE 2648 sheet 2 without point 4.2).

[Wikipedia / Further explanation (not available in English): de.wikipedia.org/wiki/Deutsche_Akkreditierungsstelle]