Tool Logic SL Pro Model SLP3. 3 7/8 closed framelock. 420J2 stainless partially serrated blade with thumb hole pull and bead blast finish. Solid stainless construction with black Zytel wrap around sleeve which holds interchangeable components. Lanyard hole. Built-in signal whistle. Stainless pocket clip. Interchangeable Diamond Sharpening Steel/LED flashlight."