Cost: Approx. $120 - $160 USD. Go to the ISO.org store or ANSI eStandards Store . Search "ISO 2768-1:1989" (Note: The year might be 1989, but it is confirmed valid). Pay once, download the DRM-free PDF, print it, and laminate the tolerance tables for your shop floor.
If you have ever looked at a technical drawing, you have likely seen a small, unassuming box in the title block that reads: “General Tolerances: ISO 2768-mK” or “ISO 2768-fH” . iso 2768 standard pdf
For the uninitiated, this looks like cryptic code. For the seasoned engineer, it is a financial lifesaver. ISO 2768 is the international shorthand that tells manufacturers exactly how much deviation is allowed on dimensions that aren't explicitly toleranced. Cost: Approx
ISO standards are copyrighted. Downloading a scanned, watermarked copy from a random file-sharing site (like archive.org or a foreign scribd clone) is piracy. If a customer audits your quality system (ISO 9001) and finds you are working from a counterfeit, bootleg PDF, they can reject your entire vendor status. Search "ISO 2768-1:1989" (Note: The year might be