An algorithm is applied to a file to produce an intrinsic unique identifier for the file. The drive part and the threaded part are formed as separate parts and are each provided with at least one coupling element, which are connected to each other in an articulated manner by plugging together. The non-orbiting spiral wrap is intermeshed with the orbiting spiral wrap. The first constituent of the solder includes a composition that corresponds to or is similar to the base material. As the reinforcement bar is attached to the legs of the wire form, the concave seat portion is oriented to support a reinforcement bar oriented at 90\xb0 to the reinforcement bar. The present invention also relates to a printer and graphical user interface allowing a user to print the printer setting information on desired pages.