Cold Steel Spartan, Folding Knife, AUS 10A, Plain, Drop Point, Dual Thumb Stud/Pocket Clip, 4.5, BD1 Steel, Box CS-21ST The Spartan's super-sharp stonewashed blade is made from Japanese AUS10A Steel" and was designed to echo the aesthetics and cutting performance of the world famous Kukri. Its distinctive Kopis-inspired handle is precision injection molded out of Griv-Ex with heat treated steel liners" and this" in addition to the famous Tri-Ad lock" makes for a knife that is incredibly safe and secure.