HEATKEYS

Arrow Gear is a precision gear manufacturer, specializing in custom gearing and producing a wide variety of spiral bevel, straight bevel gears, stock gears, spur and helical gears as well as complete gearboxes.

GearDXF is a utility which outputs a DXF file containing a 2D outline of a spur gear using specified parameters. The tooth face is a true involute curve, but the base gaps between teeth are rough. Good for modeling spur gears. A brilliant piece of so...

Me-Bac aims at providing mechanical software and web applications to support structural calculations, mechanical design and 3D modelling

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

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

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

Involute spur gear generator and simulator

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