M3 M3*8 M3x8 M3*10 M3x10 M3*12 M3x12 Black 304 Stainless Steel DIN7991 Bolt Hex Hexagon Socket Flat CSK Countersunk Head Screw

Measurement Allows Error,Please According To The Real Object.

Unit:mm

Norminal Diameter (d)

M2

M2.5

M3

M4

M5

M6

M8

M10

M12

M16

M20

Pitch

P

0.4

0.45

0.5

0.7

0.8

1

1.25

1.5

1.75

2

2.5

dk

max

4

5

6

8

10

12

16

20

24

30

36

min

3.6

4.7

5.7

7.64

9.64

11.57

15.57

19.48

23.48

29.48

35.38

S

Norminal

–

–

2

2.5

3

4

5

6

8

10

12

max

–

–

2.1

2.6

3.1

4.12

5.14

6.14

6.175

10.175

12.212

min

–

–

2.02

2.52

3.02

4.02

5.02

6.02

8.025

10.025

12.032

t

max

–

–

1.2

1.8

2.3

2.5

3.5

4.4

4.6

5.3

5.9

min

–

–

0.95

1.55

2.05

2.25

3.2

4.1

4.3

5

5.6

k

≈

1.9

2.5

2.5

3.4

4.1

4.9

6.2

7.6

9.6

10.6

11.4