Tactical Serrated Tanto Double Action Out The Front Auto Knives Push the swift and beautiful blade out the front via a forced-assisted-action lever and let it charge your spirit with Black Tactical Serrated! Assist Blade the blade back in via pushing the same assisted lever again and like magic, the blade swiftly disappears. The two-toned blade design and is sharpened on both sides. Serrated The action features a safety to prevent accidentally opening the blade out against an object, which renders the action neutralized. To re-activate the action, push the lever up and pull on the blade and the knife will operate again with the same swift in-out action. The OTF Knife also features a tactical glass breaker and pocket clip. Specifications Overall Length: 9.42 InchesBlade Length: 4 InchesClosed Length: 5.75 Inches Blade Material: 440 Stainless Steel, Hardness 57-58HC Blade Edge Serrated Handle Made Zinc Aluminum Comes With Pouch and pocket clip