A rotating machine is a type of machine tool that rotates an object to perform various operations such as cutting, sanding, knurling, drilling, or deformation. The most common type of rotating machine is the LATHE, which is a machine tool that rotates a workpiece about an axis of rotation to perform various operations such as cutting, sanding, knurling, drilling, or deformation. Lathes are used in a wide variety of applications, from small parts production to large-scale manufacturing.