However, from release into impact there is no clubhead feel with the dowel. Maybe I am expecting too much from the dowel drill.
The Golfing Machine® is a system entirely dependent upon Educated Hands. And emphatically, per 5-0, the Hands are not educated...
"...until [they] no longer consciously Monitor the Clubhead or the Body -- only themselves, and automatically dictate total Component compliance with Delivery Path and Delivery Line requirements."
With the dowel drills, you mention you may be "expecting too much." Actually, you don't know what to expect. Not to worry: the gripped-down dowels will teach you.