3DM Import for AutoCAD is a Rhino 3D Model / OpenNURBS 3DM file import plug-in for AutoCAD. This plug-in gives AutoCAD the ability to import geometric data from 3DM files. 3DM Import for AutoCAD offers seamless conversion of 3DM geometry to AutoCAD`s DWG geometry. The integrity of layers, blocks, block instances or inserts, dimensions, etc. are maintained acrossthe conversion. Optionally, polycurves, meshes and blocks can be exploded.