Shanks parallel to strings

[Roger Jolly]

>  Some pianos have such deep pin blocks that there is a risk that 
> over-centering the action can result in contact between the shanks and 
> the pin block.
>
>Ron O.
>--
HI Ron,
                 I have seen more than a few Bossy's with little dents in 
the hammer shoulders, after they have been filed.  The hammers will just 
clip the plate on a fff blow.

Regards Roger