Odd Agraffe Size

[Ron Nossaman]

>I wish to replace a set of agraffes on an 1890s Knabe grand. It appears 
>the thread diameter is slightly larger than a standard 7/32" agraffe. I 
>suppost others have run across this odd thread size? If so, any solutions? 
>Are replacements available anywhere? Drill and tap for 1/4"?
>
>Thanks.
>
>Terry Farrell

No need to drill. The 7/32 original is just right for a pilot. If the 
originals  have a 36 tpi thread pitch, just re-tap to 1/4 and go.

Ron N