A milling machine is a machine tool used to machine all kinds of mechanical parts. Generally outfitted with a cutting object called a miller, a milling machine is capable of removing material from an initial piece to transform it into a completely different piece.
Lathes. Lathes are machines with a spindle that turns along with the workpiece, and a lathe knife or other cutting tool changes its shape. Lathes are primarily used to manufacture rotary parts, to lathe cylindrical surfaces, to drill openings and to cut threads (inner and outer).