Posted by Dimebag on August 02, 2015 at 16:30:39:
In Reply to: Re: hobbing tapered splines posted by cranky on August 02, 2015 at 11:29:36:
A regular parallel spline hob will only cut the flanks right in one and only radial position. If you move the hob from that position, the flanks would no longer be flat and parallel.