Fritz Leng is certified to DIN EN ISO 9001:2015 — the current DMSZ certificate is valid until 16 December 2028 and can be downloaded below in German and English. Modern measuring equipment is available for checking every tool; on request we supply an inspection report with each tool.
Certified quality management
Our quality management system is certified to DIN EN ISO 9001:2015, scope: manufacture and sale of drawing tools for non-cutting forming. Strict adherence to the defined manufacturing and control processes runs through every tool order — from design to marking. Consistent training and continuous professional development ensure a high level of quality awareness among our staff.
Measuring equipment and inspection reports
Modern measuring equipment is available for tool inspection. On request you receive inspection reports with your tools — for incoming goods inspection, supplier assessment and audits. For checking bore diameters in your own plant we stock pin gauge sets.
One plant. One specialisation. Since 1948.
Certificates for download
Current certificate (valid 17 Dec 2025 – 16 Dec 2028):
Archive:
Request a tool with inspection report — documented quality from the first order: +49 2772 5817766.
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