Bibliocad — Free CAD Blocks, download +120k blocks .DWG, .RVT
www.bibliocad.com › enFree AutoCAD blocks for architecture, engineering and construction. We are the most comprehensive library of the International Professional Community for download and exchange of CAD and BIM blocks. A database designed to support your professional work. Here you can download and exchange AutoCAD blocks and BIM 2D and 3D objects applicable to ...