Ø20 ±0.1 → specific tolerance overrides general. Ø20 (no tolerance) → general ISO 2768-mK applies:
🚀 Ensures surfaces are truly level.
When downloading a reference chart, always verify that the tables perfectly match the official ISO documentation to avoid manufacturing discrepancies. If you need help implementing this standard, let me know: Iso 2768 General Tolerances Pdf
The Complete Guide to ISO 2768 General Tolerances In mechanical engineering and manufacturing, specifying precise dimensions for every single feature on a technical drawing is highly inefficient. It clutters blueprints and increases production costs unnecessarily. To solve this problem, the International Organization for Standardization introduced ISO 2768. Ø20 ±0