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2 Flute Carbide Chamfer Bit Spot Drill 90 Degree For Steel Processing

Zhuzhou Grewin Tungsten Carbide Tools Co., Ltd
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Address: 1012-1 Mall, Huaren street, Tianyuan District, Zhuzhou City, Hunan province, China Zip code: 412000

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Zhuzhou Grewin Tungsten Carbide Tools Co., Ltd

2 Flute Carbide Chamfer Bit Spot Drill 90 Degree For Steel Processing

Country/Region china
City & Province zhuzhou hunan
Categories Air Drills
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Product Details

Product Parameters
Product Name
Carbide NC Spot Drills For Aluminum Cut
Material
Tungsten Carbide
HRC
55
Flute
2 Flutes
Helix Angle
90 Degree
Coating
No
Application
Aluminum
Raw Material
Item
HRC45
HRC55
HRC65
Grade
YG10X
YL10.2&WF25
Germany K44
Micro Grain Carbide
Grain size 0.7um, Co=10%
Grain size=0.6um, Co=10%
Grain size 0.4um, Co=12%
Flexural strength
3320N/mm²
4000N/mm²
4300N/mm²
Coating
AlTiN
TiAlN
Blue Nano

Size sheet:

Standard Type Carbide NC Spot Drill
Diameter
Angle
Full Length
Shank Diamter
Flutes
D
A
L
d
Z
1
90°
50
4
2
1.5
90°
50
4
2
2
90°
50
4
2
2.5
90°
50
4
2
3
90°
50
3
2
3
90°
50
4
2
3.5
90°
50
4
2
4
90°
50
4
2
5
90°
50
5
2
6
90°
50
6
2
8
90°
60
8
2
10
90°
75
10
2
12
90°
75
12
2
14
90°
100
14
2
16
90°
100
16
2
18
90°
100
18
2
20
90°
100
20
2

 

More details:

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