Initial Drill

DiameterΦD

1.2

1.2

1.2

1.2

1.2

1.5

1.5

1.5

1.5

1.5

Length of cut L1

8.0

10

12

14

16

8.0

10

12

14

16

Shank Dia. Φd

2.35

2.35

2.35

2.35

2.35

2.35

2.35

2.35

2.35

2.35

Overall length L

32.5

32.5

32.5

32.5

32.5

32.5

32.5

32.5

32.5

32.5

No. of flute Z

2.0

2.0

2.0

2.0

2.0

2.0

2.0

2.0

2.0

2.0

Other specifications such as flute diameter, flute length, total length, etc,

can be produced as per requirement, for example, the flute diameter could

be 1.0, 1.1, 1.6, 1.8, 2.0, ...

DiameterΦD

1.2

1.4

1.6

2.0

2.2

Length of cut L1

8

8

8

10

10

Shank Dia. Φd

2.35

2.35

2.35

2.35

2.35

Overall length L

36

36

36

36

36

No. of flute Z

2

2

2

2

2

DiameterΦD

Effective length of cutting edgeL1

Shank Dia Φd

Overall length L

No. of flute Z

2.0

12

2.35

27.1

2

2.0

16

2.35

31.1

2

2.0

19

2.35

34.1

2

2.0

22

2.35

37.1

2

2.0

25

2.35

40.1

2

2.0

29

2.35

44.1

2

2.0

38

2.35

53.1

2

2.75

29

2.35

44.1

2

3.0

19

2.35

34.1

2

3.0

22

2.35

37.1

2

3.0

25

2.35

34.1

2

3.0

29

2.35

37.1

2

3.0

38

2.35

40.1

2

3.25

29

2.35

44.1

2

3.85

19

2.35

34.1

2

3.85

22

2.35

37.1

2

3.85

25

2.35

40.1

2

3.85

29

2.35

44.1

2

4.25

29

2.35

44.1

2