Metal edge milling machine for bevel heights up to 10 mm for preparing weld seams. One-button control with patented, tool-free milling depth adjustment in 0.1 mm increments; stop points for short adjustment times to prevent unintentional changes in milling depth during operation. Precise adjustment of the bevel angle directly via the guide plates. Universal milling head with three carbide inserts for all bevel angles from 0 to 90 degrees. Controlled operation through large guide plates. Stop roller for guiding on pipes for easy preparation of the weld seam. Tool-free adjustable handle for secure and even guidance. Metabo Marathon motor with patented dust protection for a long service life. Vario-Constamatic (VC) full-wave electronics with a setting wheel for working at material-specific speeds that remain nearly constant under load. Electronic overload protection, soft start, and restart protection. User protection through side plates for chip removal.