Colt Cobra Drop Part Serrated. 4 1/2" closed linerlock. 440 stainless partially serrated spear point blade with bead blast finish and thumb stud. Lightweight skeletonized 6061 aircraft grade aluminum handles with military gray finish. Stainless belt/pocket clip with bead blast finish. Features revolutionary lasercut serration that is sharp and smooth, and does not require special sharpening device.