Prolonged involute gear hobs for shifting

Prolonged involute gear hobs (for shifting) according to PN 22 2559

Pressure angle 20°
Module 1-7
PN 22 2559 KHSS-E, PM
PN 22 2559.1 with TiN coating

 

KASIKTOOLS - Prolonged involute gear hobs (for shifting) - scheme

 

Module Da0 d L x Number of
flutes
1
1,25
1,5
1,75
2
2,25
2.5
2,75
3
3,25
3,5
3,75
4
4,5
5
5,5
6
6,5
7
56
56
63
63
74
74
80
80
90
90
90
100
100
108
108
108
125
125
125
22
22
27
27
27
27
32
32
32
32
32
32
32
40
40
40
40
40
40
60
80
90
90
90
110
110
110
125
125
140
140
140
140
160
160
180
180
180
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
16
16
14
14
14
14
14
14
14
14
14
14
14
12
12
12
12
12
12

Teeth profile according to ČSN 22 2501.
Accuracy Class A, B according to DIN 3968, up to module 6 accuracy class AA.
On the special order is the possibility of delivery of double or triple start hobs.
The hobs are delivered also with different PVD coating.

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