Relentless Knives Hunter Fixed Blade DP Ti RKNHTRDRS. 86cm) overall. 3.5" (8.89cm) drop point blade. Perpetual Edge technology. Each knife is made of aerospace grade titanium and features a hard carbide and crushed diamond power strip creating a perpetual edge knife that sharpens as it cuts. True Grit handle. Black leather belt sheath. Boxed with hanging tab. Specifications for Relentless Knives Hunter Fixed Blade DP Ti: Manufacturer: Relentless Knives Blade Length: 8.89 cm 3.5 in Overall Length: 22.9 in 9 in Package Contents: Relentless Knives Hunter Fixed Blade DP Ti