Posted by BillS on November 08, 2009 at 18:42:17:
In Reply to: BC 16-16 Issue with involute spline cutting posted by Jesse McClain on November 08, 2009 at 03:31:34:
Are you conventionally hobbing or climb hobbing?
Have you checked for endplay in the index worm, and for backlash between index worm and gear?
There are several conversations here about hobbing and finish - You might find something that can help.