A machine tool comprising a cabin (5) provided with side walls (1, 2) and doors (3, 4), a slide (6) for the reception of a spindle head in which tools are clamped, and with a concertina (7) serving as a roof cover, the concertina (7), by means of the slide (6), being able to be unfolded, folded up and/or transported parallel to the longitudinal side (14) of the slide (6) and perpendicular to the side walls (1, 2).