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DIN6499B ER Collet

- Jinjie Machinery is one of the best China DIN6499B ER Collet supplies, Professional DIN6499B ER Collet, Collets manufacturers.

Product introduction: 

1) Made of high quality spring steel
2) Powerful clamping ability with high precision and stability
3) Used for  drilling, boring, milling, tapping, engraving operation. etc
4) Adapted for DIN6499B

 

Model
d H7
D
D1
D2
L
L1
L2
L3
Collapsible capacity
ER8
0.5-5.0
8
8.5
6.5
13.5
2.7
1.5
1.2
0.5
ER11
1.0-7.0
11
11.5
9.5
18
3.8
2.5
2
0.5
ER16
1.0-2.0
16
17
13.8
27.5
6.26
4
2.7
0.5
>2.0-10.0
1
ER20
1.0-2.5
20
21
17.4
31.5
6.36
4.8
2.8
0.5
>2.5-13.0
1
ER25
1.0-2.5
25
26
22
34
6.66
5
3.1
0.5
>2.5-16.0
1
ER32
2.0-2.5
32
33
29.2
40
7.16
5.5
3.6
0.5
>3.5-20.0
1
ER40
3.0-26.0
40
41
36.2
46
7.66
7
4.1
1
ER50
6.0-10.0
50
52
64
60
12.6
8.5
5.5
1
>10.0-34.0
2

Inspection of accuracy:

 

 

d
L
Run out
I
II
1.0-1.6
6
0.01
0.015
>1.6-3.0
10
>3.0-6.0
16
>6.0-10.0
25
>10.0-18.0
40
0.015
0.02
>18.0-26.0
50
>26.0-30.0
60
>30.0-34.0
80
0.02
0.03

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