As a manufacturer of helical gears
, we can offer you external helical gears
and internal helical gears
There are two differences between the two types of helical gears. The external gears have a quality of DIN 4 and the internal gears DIN 9. The length is differtent too, external gears have a max lenght of 2500mm and internal gears max length of 100mm. For more detailed information on our helical gears, click here
What about us?
Grimonprez is specialised in the manufacture of all types of gears, components and sub-assemblies of transmission to small and medium series from 10 to 20 000 parts / year.
Take a look!
Have a look at our extensive range of products. For more information, contact us