This ia a Ray Mears design that was worked out with Alan Wood a UK knifemaker. The name given to the knife is "Woodlore". Thera are many clones out there of various quality. This is the one I have, an excellent knife in 01 tool carbon steel. It is a little more used looking now.
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No, I am not Bear Grylls, but I stayed at a Holiday Inn Express last night and Bear was there too!