HEATKEYS

The personal blog of Hal Eckhart, concerned with metal fabrication, PHP coding, and general geekery

Engineering information and connections for the global community of engineers. Find engineering games, videos, jobs, disciplines, calculators and articles…

Tools and Basic Information for Design, Engineering and Construction of Technical Applications

Free Online Math Calculators and Converters. Mathematics Calculation is made easier.

Engineers Edge - Total Design, Engineering & Manufacturing Resouces

Mera Calculator offers collection of free online calculators for immediate use with detailed explanation and formula for each calculator for easy reference.

The Advanced Photon Source (APS) at Argonne National Laboratory is a national synchrotron x-ray research facility funded by the U.S. Department of Energy, Office of Science, Office of Basic Energy Sciences. The APS provides the brightest storage rin...

eFunda, the ultimate online reference for the mechanical engineering community

The Ultimate Discussion forum for CNC, metal working machines, lathes, vertical milling, CAD/CAM software, hobbyCNC, wood routers, EDM, electronics,metal work and Free Buying and Selling!

WebStructural, structural engineering software for steel and wood.

CR4 - The Engineer

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