This specific 3D model, "Robotic Hand 3D model order", is an asset made available by "Unknown author".
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OBJ (OBJ, filesize: 15.8 MB), BLEND (Blender, filesize: 7.98 MB), C4D (Cinema 4D, filesize: 3 MB), GLTF (glTF, filesize: 815 KB), MA (Autodesk Maya, filesize: 21.8 MB), FBX (Autodesk FBX, filesize: 964 KB)