Helle Hellefisk 120 fishing filet knive. Hellefisk is a straight-forward fishing knife with a cork handle. The stainless blade of Sandvik 12C27 steel is thin and rather stiff. The traditional sheath hangs from a thong. The knife weighs less than 2 ounces and it floats if it is lost overboard. SELECT SPECS: Blade length: 4.84" Overall length: 9.96" Country of Origin: Norway The natural materials used in the production of this knife will vary in appearance from knife to knife.