Multi-profile milling apparatus and machining device

A multi-profile milling apparatus for machining workpieces, the apparatus comprising a first milling device having at least one first milling tool with a first machining profile, the first milling device having an operating position and being configured to be coupled to a drive shaft, the apparatus further comprising at least one second milling device having at least one second milling tool with a second machining profile, the at least one second milling device being movable relative to the first milling device between a use position and a non-use position, the apparatus further comprising a locking device having at least one centrifugal element being configured to lock the at least one second milling device in the use position or the non-use position during a rotating movement of the first or second milling devices, the first milling device and the at least one second milling device being arranged coaxially with respect to each other and the locking device being positioned between the milling devices.