d

h

d₁

b

M8 x 1

5

20

4

M10 x 1

6

25

5

M12 x 1.5

6

28

5

M14 x 1.5

7

30

5

M16 x 1.5

7

32

5

M18 x 1.5

8

34

6

M20 x 1.5

8

36

6

M22 x 1.5

9

40

6

M24 x 1.5

9

42

6

M26 x 1.5

10

45

7

M28 x 1.5

10

50

7

M30 x 1.5

10

50

7

M32 x 1.5

11

52

7

M35 x 1.5

11

55

7

M38 x 1.5

11

58

8

M40 x 1.5

12

62

8

M42 x 1.5

12

62

8

M45 x 1.5

12

68

8

M48 x 1.5

13

75

8

M50 x 1.5

13

75

8

M52 x 1.5

13

80

10

M55 x 1.5

13

80

10

M58 x 1.5

13

90

10

M60 x 1.5

13

90

10

M62 x 1.5

14

95

10

M65 x 1.5

14

95

10

M68 x 1.5

14

100

10

M70 x 1.5

14

100

10

M72 x 1.5

14

110

10

M75 x 1.5

14

110

10