Posted by BillS on September 09, 2005 at 21:36:54:
In Reply to: Internal Splined posted by John Thomas on September 09, 2005 at 16:35:35:
Hi,
Rotary broaching sounds like the way to do it, esp. since there is a tooth space not removed in the spline.
The link below is descriptive of rotary broaching. Folks with screw machines are probably already familiar with this type of tooling:
http://www.slatertools.com/rotarybroachingtools.htm
There are a number of companies with similar tooling on the 'net.