Here's the interesting part...he has achieved speeds between 112 and 118 with a 3/4 inch dowel and an impact bag. So, we're still working on achieving similar speeds between the club and the dowel.
Do tell more...
What specific drills helped the most?
What are you using to measure the speed?
I would assume you have never used HGH or steroids or ever thought of using them or have ever played for the Yankees?