Discover how to make your own chain-based fidget toy step by step! Watch as metal gears and a sturdy chain come together ...

Discover how to build a functional DIY mechanical counter using simple materials such as cardboard, wood, and a rubber band. This hands-on tutorial demonstrates every step—from crafting gears and ...

This guy doesn’t let a lack of revere gear in his Nissan Pathfinder keep up from getting around. A system of chains and rollers is a unique but clearly functional solution to the problem. Sometimes in ...

Installing new gears and differentials is one of those jobs that even skilled mechanics and fabricators typically don't like to tackle at home for many reasons. Setting up gears requires specialized ...