Geometry of objects is low polygonal and easy to edit.
For faster render just delete advanced 'mr.' lighting from max scene.
Models are not joined.
Materials are included in 3ds max 9 file , not in the 3ds file.
Max file contains: screws, nuts, washers, pins, rivets, steel shapes, springs, fasteners and other mechanical standard parts.
If you are Maya user, just import fbx file in Maya 2009 or newer version
Thanks for downloading.