Check out Folding Retract Knife 3D model on CGTrader for $29. High-quality mesh by Polygate: 24935 polys, 24927 vertices. Textured, UV Mapped.
OBJ (OBJ, filesize: 537 KB), 3DS (3D Studio, filesize: 344 KB), MA (Autodesk Maya, filesize: 868 KB), MEL (Maya Mel Script, filesize: 868 KB), MAX (Autodesk 3ds Max, filesize: 2.8 MB), FBX (Autodesk FBX, filesize: 1.09 MB), C4D (Cinema 4D, filesize: 418 KB)