The manufacturing facility is ISO 9001 certified which assures a rigid "Quality Control Program". All measuring instruments are certified to ISO 17025 and you are buying from one of the largest OEM manufacturer of Physical Testing Dies in North America. Our quality speaks for us.Each specimen cutter comes with its own sturdy foam-lined plastic case. This ensures the blades are protected during delivery and storage. All cutters come with a fully detailed "INSPECTION REPORT" and a "CERTIFICATE OF COMPLIANCE" to NIST/SCC and the ISO Guide #25.