HEATKEYS

Free Technical charts

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

MARYLAND METRICS - Your one-stop METRIC HARDWARE source offers over 1,200,000 METRIC sized items from over 900 suppliers, worldwide: Fasteners, Hand Tools, Cutting Tools, Measuring Tools, Hydraulic & Pneumatic Fittings & Tubing, Oil Seals, O-...

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Convert between various measurement units, weight to volume and volume to weight. Unit definitions. Volume, area, gravel and mortgage calculators.

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CustomPartNet is a free resource for engineers and manufacturers that facilitates product design and cost estimation. Learn about the process cycle and design for manufacturing (DFM) guidelines for a wide range of manufacturing processes, including i...

Material property database with data sheets of thermoplastic and thermoset polymers such as nylon, polycarbonate, polyethylene; metal alloys, aluminum, steel, titanium, nickel, cobalt, and zinc alloys; ceramics, lubricants. Free search tools include...

Stocking distributor of specialty metals for the aerospace, medical, prototype and OEM markets.

CR4 - The Engineer