Our FREE 3D CAD Models are available for download containing elements and details of FREE 3D CAD Models . To buy or download free FREE 3D CAD Models , browse the categories or search. You can use these for animation,games or 3D Vlz. -some of them are rigged and low poly to serve VR/AR project needs. FREE 3D CAD Models are available in file formats such as FBX, 3DS Max, Revit, AutoCAD, Solidworks, Maya, Sketchup, Blender and more.