NAKAJIMAKOUKI Centering/Countersink（Coating Y/N：Available）

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Center Drill, Okabe Standard, Type 1, G Coating 60°

NAKAJIMAKOUKI

Because it is made of high-speed steel, it has a high hardness. It is a centre drill made with one of the best heat treatments, making it suitable for machining general steel, stainless steel, cast iron and aluminium.

Volume Discount

Starting from^∗ ：	32.96 €
Min. Shipping Days ：	5 Days

*Unit price with basic configuration


Brand
Product Series
Starting from^∗
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Application
Tip angle (θ)
Tool Diameter (D)(mm)
work material
Single blade, two blades
Peripheral Blade Y/N
Tool Material Type
Coating Y/N
Coating Type
R Size (R)(mm)


Brand	NAKAJIMAKOUKI
Product Series	Center Drill, Okabe Standard, Type 1, G Coating 60°
Starting from^∗	32.96 € *Unit price with basic configuration Volume Discount
Min. Shipping Days ：	5 Days
Application	Centering (Positioning)
Tip angle (θ)	60
Tool Diameter (D)(mm)	0.3 ～ 6
work material	General Steel[◎] / Stainless Steel[○] / Cast Iron[○] / Aluminum[○] / Copper[○]
Single blade, two blades	Double-edged
Peripheral Blade Y/N	N/A
Tool Material Type	High-speed steel
Coating Y/N	Available
Coating Type	TiN
R Size (R)(mm)	-

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Application
- Centering (Positioning)
- Hole Chamfer
- Chamfering/Horizontal
- V Groove
- Drilling
- Other
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Tip angle (θ)
20

30

45

60

60°

60 × 120

80

90

90°

118

120

120°

125°
Drawing

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Tool Diameter (D)(mm)
0.03

0.04

0.05

0.06

0.07

0.08

0.09

0.1

0.11

0.12

0.13

0.14

0.15

0.16

0.17

0.18

0.19

0.2

0.21

0.22

0.23

0.24

0.25

0.26

0.27

0.28

0.29

0.3

0.35

0.4

0.45

0.5

0.55

0.6

0.65

0.7

0.75

0.8

0.85

0.9

0.95

1

1.1

1.2

1.25

1.3

1.4

1.5

1.6

1.6～3.35

1.7

1.8

1.9

2.

2

2.1

2.2

2.3

2.4

2.5

2.5～5.3

2.6

2.7

2.8

2.9

3

3.1

3.15

3.2

3.5

3.8

4

4.3

5

5.3

5.8

6

6.3

6.3,8.3,10.4,12.4,16.5,20.5

6.30/8.30/10.40/12.40/16.50/20.50

6.3/8.3/10.4/12.4/16.5/20.5

6.35

7

7.3

7.7

8

8.3

9

9.4

9.52

10

10.4

11

11.2

11.5

12

12.4

12.5

12.7

13

13.4

14

14.4

15

15.87

16

16.5

18

18.5

19

19.05

20

20.5

21

22

22.5

23

25

25.0(+0.3)

25.4

26

27

28

30

31

31.5

32

34

35

36

37

40

45

46

50

55

60

63

65

70

75

80

90

95

100
Drawing

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work material
- General Steel
- Quenched and tempered steel
- High Hardness Steel
- Stainless Steel
- Cast Iron
- Aluminum
- Titanium
- Copper
- Graphite
- Resin
Details

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Single blade, two blades
- Single blade
- Double-edged
Images

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Peripheral Blade Y/N
- Available
- N/A
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Tool Material Type
- High-speed steel
- Cobalt HSS
- Carbide
Details

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Coating Y/N
- Available
- N/A
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Coating Type
- TiAlN
- TiCN
- TiN
- DLC
- Non-Coated
- Other
Details

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R Size (R)(mm)
8
Drawing

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