DIN 1587   

*All measurements in millimeters (mm)*

d

h

m max

d1 max

s

e

M3

7

2.4

5.5

5.5

6.01

M4

8

3.2

6.5

7

7.66

M5

10

4

7.5

8

8.79

M6

12

5

9.5

10

11.05

M8

15

6.5

12.5

13

14.38

M10

18

8

16

17

18.9

M12

22

10

18

19

21.1

M14

25

11

21

22

24.49

M16

28

13

23

24

26.75

M20

34

16

28

30

33.53

M24

42

19

34

36

39.98

 All information is strictly informative