HEATKEYS

Parker Steel Company is the largest supplier of metric sized metals and services in North America. We area privately owned company founded in 1955 and located in Toledo, Ohio. We stock over 4,800 line items in products such as round, flat, and hex b...

Engineering standards, specifications, technical books, and more technical resources for engineers, technicians, scientists and other technical people.

Download standards from the full collections of ISO and IEC standards, many collections of American National Standards as well as thousands of regional and foreign standards

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-...

IHS, Engineering Solutions, Standards, Codes and Parts

Engineering standards, specifications and technical information for engineers including ANSI standards, ASTM standards and military specifications

For people who want to make things themselves, Autodesk 123D is free 3D modeling software integrated with content and fabrication services.

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