Hardcore Hardware D2 Knife Low-poly 3D model is available on CGTrader for $7. Original author: BGRT-Studio. Specs: 3008 polys, 2936 verts.
OBJ (OBJ, filesize: 178 MB), PNG (PNG, filesize: 178 MB), 3DS (3D Studio, filesize: 178 MB), BLEND (Blender, filesize: 178 MB), C4D (Cinema 4D, filesize: 178 MB), FBX (Autodesk FBX, filesize: 179 MB), MAX (Autodesk 3ds Max, filesize: 178 MB), SPP (Substance Painter, filesize: 178 MB), TEXTURES (Textures, filesize: 178 MB), UNITYPACKAGE (Unity 3D, filesize: 27 MB), UASSET (UnrealEngine, filesize: 48.1 MB)