Spiral bevel gears are machined by special types of multiple-tooth machine tool (hobs) in a process known as gear hobbing. CNC gear hobbing cuts the gear surface ensuring that the ratio of the pitch, depth, and angle of the teeth are uniform and will work perfectly together.
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Visit :http://www.gearsandgeardrives.com/bg.php
For more info :
Visit :http://www.gearsandgeardrives.com/bg.php
