Posted by Bob M on January 20, 2009 at 13:02:12:
In Reply to: how to cut worm gear on hobbing machine posted by kasiktsi on January 19, 2009 at 13:53:09:
Does the No. 12 have a vertical feed option? If the gears are "throated" you will need to plunge vertically (at least for the finish cut).
Apart from that you need hobs to cut the worms (plus change gears for the machine).
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