DIN 463   

*All measurements in millimeters (mm)*

d used for d1 l 1 l 2 b s
3.2 M3 7 13 5 4 0.38
4.3 M4 9 14 6.5 5 0.38
5.3 M5 10 16 8 6 0.5
6.4 M6 12.5 18 9 7 0.5
8.4 M8 17 20 11 8 0.75
10.5 M10 21 22 13 10 0.75
13 M12 24 28 15 12 1
15 M14 28 28 16 12 1
17 M16 30 32 18 15 1
21 M20 37 36 21 18 1
25 M24 44 42 25 20 1
28 M27 50 48 29 23 1.6
31 M30 56 52 32 26 1.6
34 M33 60 56 34 28 1.6
37 M36 66 60 38 30 1.6

All information is strictly informative