HEATKEYS

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

3D models for CAD/CAM/CAE designers. Cars, cities, airplanes and other polygonal and NURBS/SOLID models.

CADTutor provides free video tutorials, articles, downloads and a busy community forum for users of AutoCAD and associated software.

Empowering anyone to create and publish 3D online through our 3D platform of community, 3D content, and free 3D software.

American Crane and Equipment Corporation - manufacturer of electric overhead cranes, electric wire rope hoists, and overhead material handling equipment for custom, nuclear and standard applications.

CAD (Computer-aided design) Siemens NX design of mechanical engineer projects

YouTube is a place to discover, watch, upload and share videos.

3d models - Buy and sell. The3dStudio.com is one of the largest royalty free 3D resource sites on the Internet. Buy, sell, and trade 3D Models, Stock Photos, Stock Images, Textures, Tutorials, and more for 3ds max, 3d studio max, Cinema 4D, Maya, Lig...

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

3D Models save you time and money. Find the 3D Model for your project in our vast library of cars, people, architectural models and more.

IEEE Xplore. Delivering full text access to the world

Shapeways is your personal fabrication service, using 3D printing. Personalized products for YOU and BY you.