[pianotech] Pinblock expensive experiment

[Ron Nossaman]

Duane McGuire wrote:

> But I already have clamps, and I've been spending money on tools at an 
> astonishing rate!   For the next one I'll fabricate thick, flat  top and 
> bottom clamping boards.  They'll be constructed as "torsion boxes" and 
> I'll clamp with those.  

You only need one. The other is the pin plank.
Ron N