HEATKEYS

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

Architectural information on building materials, manufacturers, specifications, BIM families and CAD details.

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

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Automationdirect.com Technical Support Resources. Find help by product, type of support, or keyword.

we-R-here.com is a portal to many tutorial sites as well as artist portfolios.

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

MAKE brings the do-it-yourself mindset to all the technology in your life. MAKE is loaded with exciting projects that help you make the most of your technology at home and away from home. This is a magazine that celebrates your right to tweak, hack, ...

eMachineShop is the remarkable new way to create the custom metal parts and plastic parts you need. Custom CNC Milling, Turning, Waterjet Cutting, Laser Cutting, Injection Molding

Nobody makes gears faster - prototypes, production runs, variety of materials

AST Bearings is a premier supplier of high-precision, miniature, and industrial ball bearings, roller bearings, bushings, and related bearing services.