The Camillus HEAT is an 8" folding knife featuring a 3.5" Japanese AUS-8 Steel Blade. AUS-8 offers exceptional balance between toughness, edge sharpness, and corrosion resistance. The steel is bonded with Carbonitride Titanium that resists rust and corrosion and is up to 10x harder than untreated steel so the blade stays sharper, longer. 5" Closed. The handles are Glass Filled Nylon with Stainless Steel Accents. The Heat uses our Robo Assisted Launch Technology creating a smooth and easy blade launch. Designed in the USA by G&G Hawk. Lifetime Warranty.