Benefits of tilting the piano, instead of the drill press ? ( Opinions sought. )

[Dean May]

Thump wrote:
On the other hand, if you slide the drill press across
on a plank, you have to keep the arm of it
perpendicular to the stretcher, or in line with the
strings, to achieve  uniformity.
     

Keeping the drill press roughly in line with the strings while sliding
across the plank is really pretty easy. The slight deviations from being
true to the line of strings has negligible effect on pin angle.

Dean