Peltonen M07 Ranger Puukko Full Tang, Curly Birch FJP500Captain of Finnish defense forces, Jukka Pekka Peltonen designs and makes a series of ranger knives known as sissipuukko. J P Peltonen knife is a master piece of simplicity. We have been quite impressed with the quality of these. The Fit and finish on these is much nicer then some others we have sold in the past. They did a great job Specifications Blade material: 14C28N Blade style: Drop point Blade grind: Saber Blade hardness: HRC 59 60 Blade