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Centering/Countersink（Tool Diameter (D)：6.30/8.30/10.40/12.40/16.50/20.50）

An online store for centering/countersinking. In MISUMI's e-catalog, specifications/dimensions (size) of brand, application, tip angle, tool diameter, compatible work materials, etc. can be selected with one click, so you can easily find the desired product.
[What is a center drill?]
A drill used to process the center hole. The groove length of the drill is short and it has rigidity. The center drill is used to drill the center hole as the blade shape is structured so as not to be displaced. It may also be used only for positioning.

Configure

Specification/Dimensions

Tool Material Type
- High-speed steel
- Cobalt HSS
- Carbide
Details

Clear

Tool Diameter (D)(mm)
0.02

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

0.63

0.65

0.7

0.75

0.8

0.85

0.9

0.95

1

1～2.12

1 to 2.5

1/4

1/8

1/16

1/32

1/64

1.1

1.2

1.25

1.25～2.65

1.3

1.4

1.5

1.5 to 4

1.6

1.6～3.35

1.7

1.8

1.9

2.

2

2～4.25

2~5

2.1

2.2

2.3

2.4

2.5

2.5～5.3

2.5 to 6.5

2.6

2.7

2.8

2.9

3

3–6

3/8

3×8

3–8

3/16

3/32

3/64

3.1

3.15

3.15～6.7

3.2

3.3

3.4

3.5

3.6

3.7

3.8

3.9

4

4～8.5

4×10

4–10

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

4.9

5

5～10.6

5×12

5–12

5/16

5/32

5/64

5.3

5.6

5.8

6

6~15

6×18

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

6.3～13.2

6.35

6.5

7

7.3

7.7

8

8 to 17

8.3

9

9.4

9.5

9.52

10

10～21.2

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

16.5,20.5,25.0,37.0

18

18.5

19

19.05

20

20.0(+0.3)

20.5

21

22

22.5

23

25

25.0(+0.3)

25.4

26

27

28

30

30.0(+0.3)

31

31.5

32

34

35

36

37

40

45

46

50

55

60

63

65

70

75

80

90

95

100
Drawing

Clear

Tip angle (θ)
20

30

45

60

60°

60 × 120

60×120

70

75

80

90

90°

Center Hole Angle: 90°

Cutter Tip Angle: 100°

118

120

120°

125°
Drawing

Clear

Application
- Centering (Positioning)
- Hole Chamfer
- Chamfering/Horizontal
- V Groove
- Round Chamfer
- Drilling
- Other
Images

Clear

work material
- general steel
- Quenched and tempered steel
- high hardness steel
- Stainless Steel
- Cast Iron
- Aluminum
- Titanium
- Copper
- Graphite
- Resin
Details

Clear

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

Clear

Peripheral Blade Y/N
- Available
- NA
Clear

Coating Y/N
- Available
- NA
Clear

Coating Type
- TiAlN
- TiCN
- TiN
- DLC
- Non-Coated
- Other
Details

Clear

R Size (R)(mm)
3.15

3.5

4

5

6

6.3

7.2

8

9.6

10

12

12.5

14

14.4

16

18

19.2

20

24

25

31.5
Drawing

Clear

Brand	(0) (0) ALPEN (0) ATI (0) ATOM (0) DIJET (0) DIXI (0) EIKOSHA (0) ESCO (0) GUHRING (2) ILIX (0) IWATA TOOL (0) KYOWA SEIKO (0) MAPAL (0) NIKKENKOSAKU (0) NOGA JAPAN (0) OKABE (0) OSG (0) POLO (0) PROCHI (0) RS Pro (0) RUKO (0) RYOCO SEIKI (0) SKC (0) TAIYO-TOOL (0) THE CUT (0) TRUSCO (0) WALTER TITEX (0) WATERMILLS (0) YAMAWA MFG (0)
CAD	2D 3D
Days to Ship	All Same day 1 Day(s) or Less 3 Day(s) or Less 4 Day(s) or Less 5 Day(s) or Less Others

2 items

Sort By

: 30; 60; 90

Compare

Straight Shank, Countersink 3-Flute, 90° (Set of 327) 499

GUHRING

[Features]
· 6-piece set of 327.
· Steel case provided.

From: ฿ 38,709.29
Days to Ship: 24 Day(s)

24 Day(s)

Compare

Straight Shank, Countersink 3-Flute, 90° (Set of 476) 498

GUHRING

[Features]
· 6-piece set of 476.
· Steel case provided.

From: ฿ 7,303.00
Days to Ship: 25 Day(s)

25 Day(s)


Brand
Product Series
From
Days to Ship
Tool Material Type
Tool Diameter (D)(mm)
Tip angle (θ)
Application
work material
Single blade, two blades
Peripheral Blade Y/N
Coating Y/N
Coating Type
R Size (R)(mm)

	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	GUHRING	GUHRING
Product Series	Straight Shank, Countersink 3-Flute, 90° (Set of 327) 499	Straight Shank, Countersink 3-Flute, 90° (Set of 476) 498
From	฿ 38,709.29	฿ 7,303.00
Days to Ship	24 Day(s)	25 Day(s)
Tool Material Type	High-speed steel	High-speed steel
Tool Diameter (D)(mm)	6.30/8.30/10.40/12.40/16.50/20.50	6.30/8.30/10.40/12.40/16.50/20.50
Tip angle (θ)	90	90
Application	-	-
work material	general steel[○] / Quenched and tempered steel[○] / Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	general steel[○] / Quenched and tempered steel[○] / Stainless Steel[○] / Cast Iron[○] / Aluminum[○]
Single blade, two blades	Single blade	Single blade
Peripheral Blade Y/N	-	-
Coating Y/N	Available	NA
Coating Type	TiN	-
R Size (R)(mm)	-	-