For machining circular workpieces, making radially offset bores and milled holes, and milling of key surfaces, square edges, hexagons, etc. Grade-accurate dividing by vernier on the base body. Chuck with reversible jaws. Includes mounting holes for horizontal and vertical mounting, as well as matching sliding blocks and mounting screws for use with the Micro milling machine MF 70 and the Micro coordinate table KT 70. Packaged in a wooden box with a sliding lid.