Portable machine tool exports for chip removal designed to perform multiplemachining face of flat or multilevel, large bodies of axially symmetrical, bearingdiameter cylindrical cavities of considerable size. Designed to perform work "on site", overcomes the difficulty and impossibility of moving bodies and theirconnections or structural obstacles, the place of location. For face milling operations, internal and external bevel, creating concentric cylindrical grooves and / or spiral shape, and crimping edges to preparations for welding. Radial drilling machine drills to practice precision diametric flanges around several ranges.