HEATKEYS

SMC Corporation of America manufactures pneumatic air cylinders, valves, fittings and regulators for the automation industry.

AutomationDirect - Industrial control products: PLCs, AC Drives, Operator Interfaces, Enclosures, Pushbuttons, Sensors, Motor Controls, Power Supplies, and more!

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Searchable, comprehensive, interactive and free Electrical Symbols Library with free downloads for multiple formats, including DXF, DWG and Visio formats.

GEMU is a ISO 9001 certified company and is a market leader in developing, manufacturing and selling diaphragm valves, actuators, control systems, flow transmitters, flow meters & flow meter accessories.

RIGZONE.com - the upstream, exploration and production portal

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, ...

Blender is the open source, cross platform suite of tools for 3D creation.

Paul Nylander?s Home Page

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

Find free downloads for supplier parts models, component models, 3D parametric models and supplier component downloads, including free CAD drawings, assembly models and full 3D CAD models. Use these free part models by dropping them directly into yo...