8.25" Delta Tread Heavy Duty D/A OTF Automatic Knife Dagger. This otf knife is 8.1 ounces and built like a tank. It has very strong spring action with the push of the button in and out. Comes with a belt sheath and is 8.25" overall length 3.25 inch blade. It comes with a belt clip and a glass breaker on the end of the handle.