link to knife https://www.ebay.com.au/itm/Trench-art-Style-Boot-Knife/264006248936?hash=item3d77ffa9e8:g:Ab4AAOSwqqJb0crN:rk:5:pf:1 Heres how I made a .50 cal dagger. No forging in this video but thought it still came up cool. source Karambit Knife Fighting