The worm gearbox takes advantage of a big diameter warm wheel. A worm or screw meshes with teeth to the outer circumference of your gearbox. In standard gearing, the axes of the various gears are set, the movement of your gears becoming basically rotations with regards to their axes. https://gearbox53085.dailyblogzz.com/34353523/5-tips-about-gearbox-you-can-use-today