MACHINE TOOLS, NAMELY HIGH SPEED, CURVE AND NIBBLING SHEARS, NIBBLING MACHINES AND PUNCHING MACHINES, MACHINES USING LASER STATIONS, MACHINES USING PLASMA STATIONS, MACHINES FOR BENDING AND FORMING METAL; COMBINATION MACHINES PROVIDING NIBBLING AND/OR PUNCHING STATIONS, AND/OR LASER AND/OR PLASMA STATIONS, AND/OR ROUTING AND/OR MILLING STATIONS, AND/OR DRILLING AND/OR RIVETING STATIONS; MACHINING CENTERS INCLUDING AT LEAST THREE OF THE FOLLOWING; PUNCHING AND/OR NIBBLING STATIONS, PLASMA AND/OR LASER STATIONS, AUTOMATIC LOADING AND/OR UNLOADING STATIONS, AND WORKPIECE MOVING ASSEMBLIES COMPRISING CLAMPS OR SUPPORTS FOR GRIPPING OR SUPPORTING THE WORKPIECE AND DRIVE MOTORS FOR MOVING THE CLAMPS OR SUPPORTS AND WORKPIECES, NAMELY COORDINATE GUIDE ASSEMBLIES, INDUSTRIAL ROBOTS AND LOADING AND UNLOADING ASSEMBLIES SUCH AS CONVEYORS; ELECTRIC TOOLS, NAMELY POWERED CUTTING TOOLS, PARTICULARLY PORTABLE ELECTRIC SNIPS, PORTABLE ELECTRIC NIBBLING SHEARS, ELECTRIC PLATE SHEARS AND ELECTRIC BEVEL EDGE FORMERS; GRINDING, POLISHING, MILLING, FILING AND BRUSHING MACHINES; FLEXIBLE SHAFTS AS MACHINE PARTS; AND TOOLING AND COMPONENTS FOR SUCH MACHINES, AND MACHINING CENTERS AND FOR SUCH ELECTRIC TOOLS