CobraTec Knives Diablo Side Button Auto Folding Knive 3.5in D2 Stonewash Steel Drop Blade Tan. The Diablo side-opening auto deploys the blade the moment you use the button below the blade. When the blade is open the rest of the spring-integrated components pop into place creating a smooth quick and effortless opening action. To ensure that the Diablo is always ready the back-lock mechanism locks the blade into place. Every aspect of this knife is optimized for ultimate reliability speed and ease of use from deployment to the last millimeter of the blade. An aggressively sculpted handle provides an enhanced grip in any environment and a removable deep-pocket clip keeps this CobraTec auto at the ready. Specifications for CobraTec Knives Diablo Side Button Auto 3.5in Automatic Folding Knive: Manufacturer: CobraTec Knives Blade Length: 3.5 in Blade Material: D2 Stonewash Steel Knife Application: Folding Blade Blade Finish: Stonewash Lock Type: Push Button Lock Sheath Material: No Sheath Weight: 2.3 lb Opening Method: Automatic Closed Length: 4 in Last Chance: Yes Features of CobraTec Knives Diablo Side Button Auto Folding Knive Side Switch Safety Switch to prevent accidental discharge Package Contents: CobraTec Knives Diablo Side Button Auto Folding Knive CobraTec Knives TANDIABLOAUTO: Diablo Side Button Auto Folding Knive 3.5in D2 Stonewash Steel Tan