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There are few members in Norway already who might be willing to hone some of your razors. Maybe ask them.
I could do also, but it is always cheaper and easier to get it done there. Honing and...

I've used for pinning copper nails and brass wire (sold in RC stores). Very easy material to work with. You have to heat brass until its goes red; it softens and then it is very easy to work with.

if you are planning to make traditional looking scales by yourself, you should check if there's any knifemakers or handicraft shops around, as they usually sell horn or horn plates as well as bones...