FILENAMES: Square1.dxf Square2.dxf Square3.dxf Square4.dxf DESCRIPTION: These are AutoCAD dxf files documenting the process of "squaring up" a rough workpiece in a vertical mill. Posted by Errol Groff, . Errol provided the following description: ======================================================================== Attached are four files, square1.dxf, square2.dxf, square3.dxf and square4.dxf They illustrate how to square up a block using a vertical mill amd a fly cutter.