Drill bushes
with collar
DIN 172

drill bushes with collar
DIN 179


Type A:

Bore rounded at one end.

Manufactured of special steel,

hardened, ground to tolerance inside and outside. 

 

Type B:

Bore rounded at both ends. 

 

Hardness: HRC 62 + 2

 

Ordering Example for a drill bush with collar, type A with d1 = 10 mm und L = 12 mm:

Drill bush with collar DIN 179 A 10 x 12

Bore d1 F7

d2 n6

d3

L2

short
L

euros
ea.

medium
L

euros
ea.

long
L

euros
ea.

from

0,4

to

-

3

6

2

6

9,68

-

-

-

-

from

0,5

to

0,6

3

6

2

6

8,09

-

-

-

-

from

0,7

to

0,8

3

6

2

6

6,08

-

-

-

-

from

0,9

to

1,0

3

6

2

6

4,69

9

5,15

-

-

from

1,1

to

1,8

4

7

2

6

2,94

9

3,35

-

-

from

1,9

to

2,6

5

8

2

6

2,04

9

2,15

-

-

from

2,7

to

3,3

6

9

2,5

8

2,06

12

2,21

16

3,74

from

3,4

to

4,0

7

10

2,5

8

2,13

12

2,24

16

3,58

from

4,1

to

5,0

8

11

2,5

8

2,21

12

2,36

16

3,77

from

5,1

to

6,0

10

13

3

10

2,24

16

2,50

20

4,07

from

6,1

to

8,0

12

15

3

10

2,58

16

2,78

20

4,21

from

8,1

to

10,0

15

18

3

12

2,78

20

3,11

25

4,90

from

10,1

to

12,0

18

22

4

12

3,11

20

3,50

25

5,29

from

12,1

to

15,0

22

26

4

16

3,65

28

4,70

36

7,18

from

15,1

to

18,0

26

30

4

16

4,31

28

5,74

36

7,43

from

18,1

to

22,0

30

34

5

20

5,74

36

7,61

45

10,18

from

22,1

to

26,0

35

39

5

20

7,24

36

9,21

45

12,27

from

26,1

to

30,0

42

46

5

25

9,32

45

11,19

56

21,53

from

30,1

to

35,0

48

52

5

25

11,36

45

14,36

56

26,92

Increment of the bore d1 = 0,1 mm up to 30.0 and 0.5 mm over 30.0.
Intermediate sizes are available at extra cost. 

 

Type B (bore rounded at both ends) = 10% extra