2 (29)

3 (23)

4 (12)

16 (1)

18 (2)

20 (6)

22 (8)

25 (9)

28 (10)

32 (10)

36 (6)

40 (8)

45 (2)

50 (2)

1.7131 (64)

case hardened steel 16MnCr5 (64)

straight toothed (64)

hardness of teeth ~60 HRC (64)

28 (52)

40 (12)

No (64)