This gearbox come in different types, depending on its usage. 90 degree shaft gearboxes come in different forms, such as the rotating gearbox, which is designed to support a rotating gearbox. A 90-degree shaft gearbox is typically designed for use in rotating gearboxes, but is not the same as shaft gears. A 90 degree shaft gearbox is typically designed with a rotating shaft, but is also used in rotating gearboxes.
Rotating gearboxes are rectangular, and are the most common type of rotating gearboxes. There are also rotating gearboxes with curved lifespan, where the curved shaft is only projected onto the surface where the rotating gearboxes is mounted.