The "3D Hammer Shark 3D model purchase" 3D asset is currently listed under the authorship of "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
This specific 3D model is provided under the "Unknown license" framework.
STL (Stereolithography, filesize: 217 MB), OBJ (OBJ, filesize: 206 MB), MA (Autodesk Maya, filesize: 219 MB), ZTL (Zbrush, filesize: 188 MB)