Fox Kuku Hanuman Fighting Karambit Black Stainless Steel Blade G-10 Coarse Textured Handle Kuku Hanuman Fighting Karambit Blk Blade. Blades: Stainless steel N690 Co cobalt vanadium with an hardness of HRC 58-60, Teflon coated finishing in Black Matte. Length mm 80, thickness mm 4. Handles: CNC machined G10 coarse textured length mm 130 including ring on the back. Sheath/clip: Made in USA with KYDEX material carry on the back the new BLADE TECH MOLLE clip that can be used on regular belts or in tactical MOLLE system jackets, back packs. Rich Derespina has been making Karambit since 1999. Long before the current Karambit craze swept the knife community.