HEATKEYS

eMachineShop is the remarkable new way to create the custom metal parts and plastic parts you need. Custom CNC Milling, Turning, Waterjet Cutting, Laser Cutting, Injection Molding

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

Gears simulator, free download. Gears simulator 3: Design and simulate gears (spur and helical, external and internal meshes, trains), friction wheels, belt and chain drives.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Dontyne Systems provide gear design software and services, optimising production of gear components and their use in the transmission industry.

A library of over 500,000 free and free-to-try software programs for Windows, Unix/Linux, Mac, Mobile Phones, Games and Drivers and an up-to-date news and reviews section focused on IT subjects

This blog is a daily/weekly journal following the process for the design of new wooden clocks.

Consulting on gear design and development. Gear design software. Worm, worm face, hypoid, spur, helical gears, plastic gears, variable ratio rack.

Gear Design / Calculation program for Spur & Helical gears, Racks, Pinions & Internal Gears, 3 Gear Trains and now Sun Planet & Ring gear sets