I've read you can put a Nicholson file in the kitchen oven @ 450 for 2 hrs. and it will drop the existing hardness to make the file workable. It can be ground and does not need to be re-tempered.....
Fs reduced alpha echo
New Bill Coye Alpha Echo 440C Green and Black G10 scales, this is Bill's standard AE, Kydex sheath with Tek Lok 150.00 Shipped:2: SPF
I hate to sell this knife but funds needed