This specific 3D model, "Realistic Medieval Long Sword Low-poly 3D model purchase", is an asset made available by "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
Usage of this 3d asset is subject to the "Unknown license" agreement.
STL (Stereolithography, filesize: 223 KB), OBJ (OBJ, filesize: 332 KB), FBX (Autodesk FBX, filesize: 152 KB), OTHER (Other, filesize: 31.8 MB)