Amazon.com: Dalstrong Fillet Knife - 6' - Shadow Black Series - Black Titanium Nitride Coated German HC Steel

https://www.amazon.com/Dalstrong-Fillet-Knife-Titanium-Nitride/dp/B07ZDKBTTM/ref=as_li_ss_tl?keywords=fillet+knife&qid=1583804809&sr=8-14&linkCode=ll1&tag=fishingperfect-20&linkId=08ade3f21f1c9189732ecdc88e40d2d6&language=en_US