voicing tracks?

[Conrad Hoffsommer]

At 21:38 10/19/2005, you wrote:
>Hi
>
>I looked at a new Boston grand today.  It was just delivered and the 
>customer is complaining about a lack of power especially in the tenor.   I 
>had to agree that there was no ~bite~ at all when played forte. The 
>hammers sound over-voiced.  I took the D4 hammer and shoe-shined the 
>surface, packed it by hitting it with the voicing tool handle, and also 
>ironed the thing.. it helped a little but it came nowhere near what the 
>customer or myself would find acceptable. Pushing my thumbnail into the 
>side of the hammers barely left an impression so the hammers seem pretty hard.
>
>I observed strange marks on the hammers that I do not remember ever seeing 
>before.  They are parallel lines running down the keyboard side of the 
>hammers surface.  On very close inspection I see some needle holes in the 
>lines.  I have posted a picture of this on the web...
>
>http://neesium.com/flux/tracks.html
>
>Is there some kind of tool that may have been used to cause this or do the 
>hammers come out of the factory like this?
>
>Thanks for any help!!
>
>Michael Musial RPT
>Dixon CA



It almost looks like someone used a backcheck checkering file to deal with 
overhardened (petrified?) hammers.

Conrad Hoffsommer
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