close
+86 592 7797922 +86 592 6771943
toonneyalloy@yahoo.com|sales@tncarbide.com
Toonney Alloy(Xiamen) Co.,Ltd.
Carbide Rod With Coolant Hole

Carbide Rod With Coolant Hole

Carbide Rod With One Straight Hole Carbide Rod With Two Straight Holes Carbide Rod With Two Helical Holes Carbide Rod With Three Helical Holes
This blank is especially for some CNC blades or drills which needs duct for coolant to cool the increased heat during the high-speed cutting or drilling. Standard specification and tolerance table please reference below.

Outer            D(mm) OD    Tol.(mm) Inner Hole    d(mm) ID  Tol.(mm) Hole center deviation value α Length(mm) L     Tol.(mm)
3.0 +0.50/+0.30 0.5 ±0.10 0.10 330 +1.5
4.0 +0.50/+0.30 0.8 ±0.10 0.10 330 +1.5
5.0 +0.50/+0.30 0.8 ±0.10 0.13 330 +1.5
6.0 +0.50/+0.30 1.0 ±0.15 0.15 330 +1.5
7.0 +0.60/+0.30 1.0 ±0.15 0.15 330 +1.5
8.0 +0.60/+0.30 1.0 ±0.15 0.15 330 +1.5
9.0 +0.60/+0.30 1.4 ±0.15 0.20 330 +1.5
10.0 +0.60/+0.30 1.4 ±0.15 0.20 330 +1.5
11.0 +0.60/+0.30 1.4 ±0.15 0.28 330 +1.5
12.0 +0.60/+0.30 1.8 ±0.15 0.30 330 +1.5
13.0 +0.70/+0.30 1.8 ±0.15 0.34 330 +1.5
14.0 +0.70/+0.30 1.8 ±0.15 0.37 330 +1.5
15.0 +0.70/+0.30 2.0 ±0.20 0.40 330 +1.5
16.0 +0.70/+0.30 2.0 ±0.20 0.40 330 +1.5
17.0 +0.80/+0.30 2.0 ±0.20 0.47 330 +1.5
18.0 +0.80/+0.30 2.0 ±0.20 0.50 330 +1.5
19.0 +0.80/+0.30 2.0 ±0.20 0.50 330 +1.5
20.0 +0.80/+0.30 2.5 ±0.25 0.50 330 +1.5
21.0 +0.80/+0.30 2.5 ±0.25 0.50 330 +1.5
22.0 +0.80/+0.30 2.5 ±0.25 0.50 330 +1.5
23.0 +0.80/+0.30 3.0 ±0.25 0.50 330 +1.5
24.0 +0.80/+0.30 3.0 ±0.25 0.50 330 +1.5
25.0 +0.80/+0.30 3.0 ±0.25 0.50 330 +1.5
26.0 +0.80/+0.30 3.0 ±0.25 0.50 330 +1.5
27.0 +0.80/+0.30 3.0 ±0.25 0.50 330 +1.5
28.0 +0.80/+0.30 3.0 ±0.25 0.50 330 +1.5
29.0 +0.80/+0.30 3.0 ±0.25 0.50 330 +1.5
30.0 +0.80/+0.30 3.0 ±0.25 0.50 330 +1.5
This blank is especially for some CNC blades or drills which needs duct for coolant to cool the increased heat during the high-speed cutting or drilling. Standard specification and tolerance table please reference below.

 Standard pitch

Outside Dia.            Ø(mm) OD Tol. (mm) Inner d(mm) ID Tol.(mm) Distance between holds Hole center diviation value α L mm Tol. (mm)
mm Tol. (mm)
6.0 +0.50/+0.30 0.8 ±0.10 1.5 ﹢0/-0.20 0.15 330 +1.5
7.0 +0.60/+0.30 0.8 ±0.10 1.5 ﹢0/-0.20 0.15 330 +1.5
8.0 +0.60/+0.30 1.0 ±0.15 1.5 ﹢0/-0.30 0.15 330 +1.5
9.0 +0.60/+0.30 1.0 ±0.15 2.6 ﹢0/-0.30 0.20 330 +1.5
10.0 +0.60/+0.30 1.0 ±0.15 2.6 ﹢0/-0.30 0.20 330 +1.5
11.0 +0.60/+0.30 1.2 ±0.15 3.6 ﹢0/-0.30 0.28 330 +1.5
12.0 +0.60/+0.30 1.2 ±0.15 3.6 ﹢0/-0.30 0.30 330 +1.5
13.0 +0.70/+0.30 1.2 ±0.15 3.6 ﹢0/-0.30 0.34 330 +1.5
14.0 +0.70/+0.30 1.5 ±0.15 5.0 ﹢0/-0.30 0.37 330 +1.5
15.0 +0.70/+0.30 1.5 ±0.15 5.0 ﹢0/-0.30 0.40 330 +1.5
16.0 +0.70/+0.30 1.5 ±0.15 5.0 ﹢0/-0.30 0.40 330 +1.5
17.0 +0.80/+0.30 2.0 ±0.20 6.2 ﹢0/-0.30 0.47 330 +1.5
18.0 +0.80/+0.30 2.0 ±0.20 6.2 ﹢0/-0.30 0.50 330 +1.5
19.0 +0.80/+0.30 2.0 ±0.20 6.2 ﹢0/-0.30 0.50 330 +1.5
20.0 +0.80/+0.30 2.0 ±0.20 6.2 ﹢0/-0.40 0.50 330 +1.5
21.0 +0.80/+0.30 2.0 ±0.20 6.2 ﹢0/-0.40 0.50 330 +1.5
22.0 +0.80/+0.30 2.0 ±0.20 6.2 ﹢0/-0.40 0.50 330 +1.5
23.0 +0.80/+0.30 2.0 ±0.20 7.5 ﹢0/-0.40 0.50 330 +1.5
24.0 +0.80/+0.30 2.0 ±0.20 7.5 ﹢0/-0.50 0.50 330 +1.5
25.0 +0.80/+0.30 2.0 ±0.20 7.5 ﹢0/-0.50 0.50 330 +1.5
26.0 +0.80/+0.30 2.0 ±0.20 7.5 ﹢0/-0.50 0.50 330 +1.5
Coolant hole in the type of helical shape is one new of our product series, below is the size detail.

Carbide Rod With Two Helical Holes

D(mm)

D tol.

TK

Tk tol

hole

Hole tol.

Pitch

L+1.0

3.3

+0.7

1.60

±0.10

0.40

±0.10

16.32

310/330

3.8

+0.7

1.80

±0.10

0.50

±0.10

19.04

310/330

4.3

+0.7

2.10

±0.10

0.60

±0.10

21.77

310/330

4.8

+0.7

2.25

±0.15

0.70

±0.10

24.49

310/330

5.3

+0.7

2.40

±0.20

0.70

±0.10

27.21

310/330

5.8

+0.7

2.40

±0.20

0.70

±0.10

29.93

310/330

6.3

+0.7

2.40

±0.20

0.70

±0.10

32.65

310/330

6.8

+0.7

3.30

±0.20

1.00

±0.15

35.37

310/330

7.3

+0.7

3.50

±0.20

1.00

±0.15

38.09

310/330

7.8

+0.7

3.80

±0.20

1.00

±0.15

40.81

310/330

8.3

+0.7

3.80

±0.20

1.00

±0.15

43.53

310/330

8.8

+0.7

4.20

±0.30

1.00

±0.15

46.25

310/330

9.3

+0.7

4.50

±0.30

1.40

±0.15

48.97

310/330

9.8

+0.7

4.50

±0.30

1.40

±0.15

51.69

310/330

10.3

+0.7

4.50

±0.30

1.40

±0.15

54.41

310/330

10.8

+0.7

4.50

±0.30

1.40

±0.15

57.13

310/330

11.3

+0.7

4.90

±0.40

1.40

±0.15

59.86

310/330

11.8

+0.7

5.40

±0.40

1.40

±0.15

62.58

310/330

12.3

+0.7

5.85

±0.40

1.40

±0.15

65.3

310/330

12.8

+0.7

5.85

±0.40

1.75

±0.20

68.02

310/330

13.3

+0.8

6.10

±0.40

1.75

±0.20

70.74

310/330

13.8

+0.8

6.40

±0.40

1.75

±0.20

73.46

310/330

14.3

+0.8

6.70

±0.40

1.75

±0.20

76.18

310/330

14.8

+0.8

7.00

±0.40

1.75

±0.20

78.9

310/330

15.3

+0.8

7.30

±0.40

1.75

±0.20

81.62

310/330

15.8

+0.8

7.60

±0.40

1.75

±0.20

84.34

310/330

16.3

+0.8

7.90

±0.40

1.75

±0.20

87.06

310/330

16.8

+0.8

8.20

±0.40

1.75

±0.20

89.78

310/330

17.3

+0.8

8.50

±0.40

1.75

±0.20

92.5

310/330

17.8

+0.8

8.80

±0.40

1.75

±0.20

95.22

310/330

18.8

+0.8

9.35

±0.40

2.00

±0.25

100.67

310/330

19.3

+0.8

9.70

±0.40

2.00

±0.25

103.39

310/330

19.8

+0.8

9.75

±0.50

2.00

±0.25

106.11

310/330

20.3

+0.8

9.90

±0.50

2.00

±0.25

108.83

310/330


Some special precise end mills or drills needs 3 helical holes to get better cutting performs, we specially develop carbide rod blanks for this application. Specifications detail as below: 

Carbide Rod With Three Helical Holes

Outer D
(mm)

OD Tol.
(mm)

 TK
(mm)

Distance Tol.
(mm)

Inner Dia.
(mm)

ID
(mm)

Pitch
(mm)

Pitch Tol.
(mm)

6

﹢1.0/﹢0.6

2.75

-0.4

0.7

±0.10

32.7

-0.7

0.62

8

﹢1.4/﹢0.7

3

-0.4

1

±0.15

43.53

-0.86

0.89

10

﹢1.4/﹢0.7

5

-0.6

1.4

±0.15

54.41

-1.08

1.12

12

﹢1.4/﹢0.7

6

-0.6

1.4

±0.15

65.3

-1.3

1.33

14

﹢1.5/﹢0.7

7

-0.8

1.75

±0.20

76.18

-1.51

1.56

16

﹢1.6/﹢0.7

8

-0.8

1.75

±0.20

87.06

-1.73

1.78

18

﹢1.7/﹢0.7

9.55

-0.8

2

±0.25

97.95

-1.95

2.00

20

﹢1.7/﹢0.7

10

-1

2

±0.25

108.83

-2.16

2.22

Length: 330+0/+1.5mm









Leave a Message Email Us

we will contact you within 24 hours.

  • TEL:+86 592 7797922
  • FAX:+86 592 6771943
  • EMAIL:toonneyalloy@yahoo.com
  • ADDRESS:No.61, Lianshang Road, Guannan Industrial District, Jimei District, Xiamen, Fujian, China