公制内梅花槽圆柱头螺钉

d

M2

P

0,4

b

16

dk (max.)

3,8

k (max.)

2

Socket

No.6

M2,5

0,45

17

4,5

2,5

No.8

M3

0,5

18

5,5

3

No.10

M4

0,7

20

7

4

No.20

M5

0,8

22

8,5

5

No.25

M6

1

24

10

6

No.30

M8

1,25

28

13

8

No.45

M10

1,5

32

16

10

No.50

M12

1,75

36

18

12

No.55

M14

2

40

21

14

No.60

M16

2

44

24

16

No.70

M18

2,5

48

27

18

No.80

M20

2,5

52

30

20

No.90

Thread

Driving features

Material

Class Surface treatment

Packaging

M

hexalobular

St

8.8 Zipl

Standard