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DIN6911 Hex Key Allen Wrench
DIN 6911 
*All measurements in millimeters (mm)*
| across flats | d1 | k | l1 | l2 |
| 3 | 2 | 2.8 | 20 | 63 |
| 4 | 2.5 | 3.5 | 25 | 70 |
| 5 | 3 | 4 | 28 | 80 |
| 6 | 4 | 5 | 32 | 90 |
| 8 | 5 | 6.5 | 36 | 100 |
| 10 | 6 | 7.5 | 40 | 112 |
| 12 | 7 | 8.5 | 45 | 125 |
| 14 | 8 | 10 | 56 | 140 |
| 17 | 10 | 12 | 63 | 160 |
| 19 | 12 | 14 | 70 | 180 |
| 22 | 15 | 17.5 | 80 | 200 |
All information is strictly informative