HEATKEYS

Nobody makes gears faster - prototypes, production runs, variety of materials

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

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

We are the leading supplier of metric Spur Gears, Helical Gears, Spiral & Striaght Bevel Gears, Miter Gars, Ring Gears, Screw Gears, Gear Racks, Worms & Worm Wheels, Ratchets & Pawls, Involute Splines, and related gearing items.

YouTube is a place to discover, watch, upload and share videos.

A blog by an Autodesk employee covering many topics from Autodesk, AutoCAD, 2D, 3D, CAD, Design, DWG, Technology, Travel, and much more.

Linux.com - For the community, by the community, Linux.com is the central source for Linux information, software, documentation, how-tos and answers across the server, desktop/netbook, mobile, and embedded areas.

Engineers Edge - Total Design, Engineering & Manufacturing Resouces

Laboratory Course for Mechanical, Aeropsace and Environmental Engineering Students at the Dept. of MAE, UCSD

The Community College of Allegheny County (CCAC) makes quality education affordable and accessible to the community, provides leadership in workforce training, and supports the economic development of the region.

American Precision Gear Co. San Carlos, California is a Designer/Manufacturer of Gears, Racks and Pulleys. Company