Casstrom No.10 SFK Curly Birch. 10 Swedish Forest Knife is built as a multipurpose knife for hunting bushcraft and general use in the great outdoors. The blade is 10cm long and made using 3.8mm thick Swedish 14C28N stainless knife steel and heat treated to achieve a hardness of 57-59 HRC. The handles of these striking looking knives are made from wood that has been stabilized with acrylics increasing the density of the material and making it impregnable and totally resistant to cracks and movement regardless of climate. The knife comes with a sturdy welted sheath made from 3mm vegetable tanned full-grain leather. The sheath features an extra wide belt loop a fluid draining hole and a lanyard hole. Specifications for Casstrom No.10 Swedish Forest Knife: Blade Material: 14C28N stainless Blade Length: 10cm Hardness: 57-59 HRC Features of Casstrom No.10 Swedish Forest Knife: Fixed blade knife with sheath Full flat grind Waterproof washable and very tough Excellent edge stability and ability to take an edge High hardness and good corrosion resistance Sheath has extra wide belt loop fluid draining hole lanyard hole Package Contents: Casstrom No.10 Swedish Forest Knife Sheath Casstrom 13118: No.10 SFK Curly Birch