Punch with cylindrical head
with stepped square, rectangular and round
elongated shaft
type EC
type EA
type EB
return

Type ECS |
Square stepped point |
Version |
Hardened, tempered, shaft fine ground
finished |
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and hardness: |
Head hot forged and annealed. |
Type ECR |
Rectangular stepped point |
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Shaft: Material HWS
HRC 62 ± 2 |
Type ECO |
Round elongated stepped
point |
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Material HSS HRC 64 ± 2 |
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Head: Material HWS |
Material: |
HWS =
High carbon high chrome steel |
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and HSS
HRC 50 ± 5 |
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HSS =
High speed steel |
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The locating flat can always be found on |
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For other materials see from
(Material Table) |
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the longest side. |
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If desired, we can modify the tool so that the |
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locating flat is on the shortest side. |
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a |
b |
d2 |
d3 |
T |
r |
l2 |
l1 |
k8 |
k8 |
0 |
h6 |
0 |
+ 0,2 |
+ 0,5 |
+ 0,5 |
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- 0,15 |
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- 0,1 |
0 |
0 |
0 |
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71 |
80 |
90 |
100 |
At customer's request
G = max d3
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9 |
6 |
3,15 |
0,3 |
Preferred size =
13
Other sizes
possible
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■ |
■ |
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11 |
8 |
4,2 |
■ |
■ |
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13 |
10 |
■ |
■ |
■ |
■ |
16 |
13 |
■ |
■ |
■ |
■ |
19 |
16 |
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■ |
■ |
■ |
24 |
20 |
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■ |
■ |
■ |
29 |
25 |
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■ |
■ |
■ |
■ = Preferred dimensions
We also have the respective dies for each of the
punches in our product range.

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