Helical gear with Big module in the pics:

                                                         made for a famous agricultural machinery company

Module: 7

Number of Teeth: 17

Material    20CrMnTi

Heat treatment and hardness:  Carburization      HRC55-60

Precision: Class 7-8

Application: Heavy Machinery

The advantages of helical spear when compared with spiral bevel gear:

High output and cheaper price

The advantages of helical spear when compared with spiral bevel gear:

 Good mesh, low noise, low energy consumption and high efficiency.

                                 Small order, Sample and Drawing are available!