Mac, Thanks!!!! This is straight forward and very clear. All I had been hearing for years was that you can't match a steel shaft to a graphite shaft by cpms (which is still true). However, I missed that part that they would be equally stiff.
This bit of enlightenment makes my week! /Ed [EMAIL PROTECTED] wrote: > > Ed, > > CPM equals CPM regardless of steel, graphite, titanium or fiberglass. A steel shaft > oscillating at 250 CPM is the same stiffness as a graphite shaft oscillating at 250 >CPM, > assuming identical measurement methods. If the tip section profiles of the two shafts > are different then the two shafts will behave differently. The different weights of >the > two shafts will also greatly affect the feel of the shafts. This would be equally >true > of two different graphite shafts of different weights and different tip section >profiles > but with identical butt section frequency measurements. That being said I don't >believe > that there is any "rule of thumb" equivalency formula to compare shafts made of > different materials. > > Rich "Mac" McHattie > Mac's Golf
