DIN985 All measurements in millimeters 

d

s

e

m min

m1min

h

M3

5.5

6.01

2.4

1.65

4

M4

7

7.66

2.9

2.2

5

M5

8

8.79

3.2

2.75

5

M6

10

11.05

4

3.3

6

M8

13

14.38

5.5

4.4

8

M10

17

18.9

6.5

5.5

10

M12

19

21.1

8

6.6

12

M14

22

24.49

9.5

7.7

14

M16

24

26.75

10.5

8.8

16

M18

27

29.56

13

9.9

18.5

M20

30

32.95

14

11

20

M22

32

35.03

15

12.2

22

M24

36

39.55

15

13.2

24

M27

41

45.02

17

14.8

27

M30

46

50.85

19

16.5

30

M33

50

55.37

22

18.2

33

M36

55

60.79

25

19.8

36

M39

60

66.44

27

21.5

39

M42

65

72.09

29

23.1

42

M45

70

76.95

32

24.8

45

M48

75

82.6

36

26.5

48