This SFK model has a blue birch wood handle and a satin finished blade. The Casstrom No. 10 SFK (Swedish Forest Knife) is a strong all-round fixed blade for hunting, fishing, and general outdoor use. It features a full-tang blade made from Sandvik 14C28N stainless steel with a full flat grind and satin finish. This model has a stabilized Birch handle, shaped for optimum comfort and security during use. Includes a sturdy belt sheath made from vegetable tanned leather.