3D objects take lots of time to create. Sometimes a quick search on the internet can bare many fruits. (Obj, Fbx, Lwo, Blend) 3d object files can all be found. Even full scenes with all the motion and textures are available. Most major 3d software programs can usually import one of available download types. Some of these websites you do need to register for a free user account to download files.
https://www.cgtrader.com/free-3d-models
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