Device for clamping cutting device on processing machine for manufacturing round openings in double-T-steel profile, has spindle comprising arbor and guided in rotational axial direction by guiding unit that is fastened to supporting frame
CH703210A2
Device for cutting circular holes in e.g. metal sheet, has longitudinal cutting tool adjusted along length of slots and fixed at desired position, where slots are formed along periphery of shank of cutting head
WO0029149A2
Guide device for a cutting device, especially of a portable drill
