cogs

Hi. As a company, we create fun activities for other companies to participate in. This is mainly using equipment that we manufacture ourselves and construct out of wood and birch ply. Quite often there is a mechanical nature to our creations. Every now and again we need to make cogs. We have...

Hello everyone... I need to hand machine (no cnc) some gears or cogs out of birch ply, does anyone know the best way to create three different diameter gears with matching teeth? The three diameters are approximately 360mm (14"), 200mm (8") and the baby of the trio at 75mm (3") Ideally a...