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Autodesk is a world leader in 3D design software for manufacturing, building, construction, engineering, and entertainment. Since introducing AutoCAD in 1982, Autodesk has developed a broad portfolio of 3D CAD software programs to help users visualiz...

Download free Autocad Drawings and Cad Blocks and Cad Details, Autocad files and Cad dwg. We have thousands of quality Autocad Drawings for you!

Simpson Strong-Tie - structural connectors, shearwalls, anchors, fastening systems, and seismic testing for stronger and safer wood and steel construction.

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

Engineering Tools and Supplies, Blueprint Storage Boxes, Surveying Equipment, Drafting Supplies, Laser Levels, School Supplies, Construction Calculators, Office Furniture, Engineering Office Supplies, and Measuring Tools.

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

Tuts+ teaches creative and technical skills across many topics to millions of people worldwide. We offer tutorials, articles, news and insights that help you take your knowledge to the next level.

SEL serves electric power utilities and industrial sites worldwide through the design, manufacture, and support of digital protective relays and automation products, plus services for power system protection, control, monitoring, integration, and aut...

Offers custom built gaming and desktop computers, video editing workstations, servers, laptops, and notebooks. Any part, any configuration.

The University of Colorado at Boulder is a national comprehensive research university offering bachelor