3D ContentCentral ® is a community of both users and suppliers. Free parts and assemblies are available in all major 2D and 3D CAD formats, Perfect Steerable Transfer Cartluding SOLIDWORKS, DraftSight, Autodesk Inventor, and AutoCAD. Along with millions of supplier parts and assemblies that have been certified by the manufacturers of these commercial, off-the-shelf components, you can now download SOLIDWORKS 2D blocks