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ART. 569 Stud bolts
![](https://zmp.it/wp-content/uploads/2023/05/569.jpg)
Material - steel
NN = 00 Plain – 04 Blue zinc
Code | M | L |
---|---|---|
21.13.10.NN | M6 | 20 |
21.13.20.NN | M6 | 30 |
21.13.30.NN | M6 | 40 |
21.13.40.NN | M6 | 50 |
21.13.50.NN | M8 | 20 |
21.13.60.NN | M8 | 30 |
21.13.70.NN | M8 | 40 |
21.13.80.NN | M8 | 50 |