It was called SERE, short for Survival, Evasion, Resistance, and Escape. SERE teaches that a fixed-blade knife is one of a soldier’s most valuable tools. It’s so vital that in the early 1980s, Al Mar ...

If the edge just needs a simple tune-up before a camping trip — or if you found grandpa’s old combat knife and ... The average fixed-blade knife comes with an edge of around 20-23 degrees ...