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  DRILL COLLETS TO DIN 6499 TYPE A

ORDERING INSTRUCTION

DJ ENC 20 / 10

 COLLET DESIGNATION NOMINAL BORE SIZE IN mm (d1)
DJ ENC 20
10

All Dimensions in mm

No of Slittings : 6 to 8

Collet Designation
Bore Range
d1 (H7)
d2
d3
0
-0.2
d4
d5
d6
l1
MAX
l2
l3
l4
0
=0.2
l5
MIN
Collapsible Range
From
To
DJ ENC 11
3
6
11
11.3
-
9.5
11.6
18
2
2
2.5
-
0.5
DJ ENC 16
3
<5
16
16.74
7
13.8
17.1
27.5
2.3
2.3
4
9
1
5
10
-
-
DJ ENC 20
3
<7
20
20.74
9
17.4
21.1
31.5
2.4
2.4
4.8
12
1
7
13
-
-
DJ ENC 25
3
<8
25
25.74
10
22
26.1
34
2.5
2.5
5
13
1
8
16
-
-
DJ ENC 32
3
<8
32
32.74
12
29.2
33.1
40
2.7
2.7
5.5
15
1
8
20
-
-
DJ ENC 40
3
<9
40
40.74
14
36.2
41.1
46
3.5
3.5
7
18
1
9
26
-
-

  DRILL COLLETS TO DIN 6499 TYPE A

ORDERING INSTRUCTION

DJ ER 20 / 10

 COLLET DESIGNATION NOMINAL BORE SIZE IN mm (d1)
DJ ER 20
10

All Dimensions in mm

No of Slittings : 12 to 16

Collet Designation
Bore Range
d1 (H7)
d2
d3
0
-0.2
d4
d5
d6
l1
MAX
l2
lI3
l4
0
=0.2
l5
MIN
Collapsible Range
From
To
DJ ER 11
3
7
11
11.5
-
9.5
11.7
18
3.8
2
2.5
-
0.5
DJ ER 16
3
<5
16
17
7.5
13.8
17.25
27.5
6.26
2.7
4
9
1
5
10
-
-
DJ ER 20
3
6
20
21
10
17.4
21.3
31.5
6.36
2.8
4.8
12
1
7
13
-
-
DJ ER 25
3
7
25
26
12
22
26.3
34
6.66
3.1
5
13
1
8
16
-
-
DJ ER 32
3
7
32
33
15
29.2
33.35
40
7.16
3.6
5.5
15
1
8
20
-
-
DJ ER 40
4
8
40
41
20
36.2
41.4
46
7.66
4.1
7
18
1
9
26
-
-

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