VMC machining refers to machining operations that utilize vertical machining centers (VMCs), which, as the name suggests, have vertically oriented machine tools. These machines are primarily utilized to turn raw blocks of metal, such as aluminum or steel, into machined components.VMC Machines are chiefly used to turn raw blocks of metal like aluminum, steel and other metal components. The most common industrial applications of these are cutting, drilling, shaping and molding of any kind.