1/2 punching

[Ric Brekne]

Probably a different context.  If you place the half round on the front 
side of the BR pin then you raise the ratio a bit,  putting behind 
lowers it likewise.  Depends on what you want to do.

Cheers
RicB

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That's what they told us in the Grand Action Restoration class at the
convention this year.


JF

Barbara Richmond wrote:

I thought the straight edge went on the front side of the key...