[pianotech] question about agraffes and uprights

[Ron Nossaman]

On 2/9/2013 10:40 AM, Roger at Integra.net wrote:
> Ron,
> I was one of those technicians who tried using water hardened drill rod
> as a bridge pin because of the almost unlimited sizes available to
> reduce the amount of "drill out" of the bridge cap to facilitate the
> next larger size. Ed McMorrow  told me that he experienced the same zing
> years ago.

Okay, I've just never experienced it, but then I've always used garden 
variety supply house bridge pins, and intend to continue to.
Ron N