d/ diam

3.5 (#6)

3.9 (#7)

4.2 (#8)

4.8 (#10)

5.5 ( #12)

6.3 ( #14)

d(mm)

3.35~3.53

3.73~3.91

4.02~4.22

4.62~4.80

5.28~5.46

6.03~6.25

k(mm)

2.1

2.3

2.5

3

3.43

3.8

dk

6.44~6.8

7.14~7.5

7.74~8.1

9.14~9.5

10.37~10.8

11.97~12.4

dp(mm)

2.8

3.1

3.6

4.1

4.8

5.8

tpi

20

18

18

16

14

14

p( pitch )

1.3

1.4

1.4

1.6

1.8

1.8

Thr type

st

st

st

st

st

st

Min. case Hardness

600

600

600

600

600

600

CoreHardness Hv 0.3

300~400

300~400

300~400

300~400

300~400

300~400

Min.Torgue N/cm

2.8

3.4

4.5

6.5

10

14

Drill point Point #

Nr 2

Nr. 2

Nr. 2

Nr. 3

Nr. 3

Nr. 3

Drilling capacitymm

0.7~2.25

0.7~2.4

0.7~3

1.75~4.4

1.75~5.25

2~6

Material

C1022

C1022

C1022

C1022

C1022

C1022

Lengthavailable( mm)

9.5~50

9.5~50

9.5~75

13~90

19~150

19~150