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Free viewer and publisher software to view, print, and review eDrawings, AutoCAD, DWG, DXF and SolidWorks files;Publish eDrawings directly from SolidWorks, AutoCAD, Pro/ENGINEER and CATIA

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

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

Craftsmanspace contains free woodworking and metalworking DIY (do it yourself) project plans and patterns with detailed manufacture and assemblage descrfiption.

CadFaster

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

Design World Online helps engineers and other industry professionals stay up-to-date with engineering videos, manufacturing parts information, industrial news and more.

We’re developing open source industrial machines that can be made for a fraction of commercial costs, and sharing our designs online for free. The goal of Open Source Ecology is to create an open source economy – an efficient economy which increa...

B&B Manufacturing produces and distributes custom and standard U.S.-made synchronous drive products that include timing belt pulleys and related parts for power transmission.