Contact
When to contact us
- Numerical or text errors: Please share the page URL and what should be corrected (along with the primary source or catalog reference if available). We will verify and update the page.
- Manufacturers & standards organizations: We promptly handle correction or update requests regarding published data. Our policy is to cite publicly available primary documents and list differing maker recommendations side by side.
- Suggestions & feedback: Ideas for new machining calculators, reference tables, or usability improvements.
Please note that replies may take several days, and we cannot provide individual consulting on specific part machining parameters.
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