[pianotech] Lowering the stack on a Steinway

[Ron Nossaman]

On 10/10/2012 5:56 AM, Ed Foote wrote:

>The treble end
> doesn't allow this, so if you need a guide there, use a small Forstner
> bit. (now that I think about, a Forstner in a drill press might be the
> best way to lower all the cleats!).

That was my first take.Bore depth guides, removing as much material as 
possible, and chisel/shim to fit. That's assuming the stack is uniformly 
high throughout, or making allowance at each individual bracket. A fair 
amount of time spent in any case.
Ron N