| Old norm | DIN 913 | Hexagon socket set screws with flat point |
| Current norm: | DIN EN ISO 4026 | Hexagon socket set screws with flat point |
| Current release: 2004-05 | ||
| Changes: | wrench size tolerances changed nominal sizes M1.4, M1.8, M14 and M22 cancelled nominal lengths 14, 18, 22 and 28 cancelled |
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| Comment: | interchangeable | |
| Drawing: |  |
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| Ware groups: | ||
