This rectangle label was actually made before #6 posted here, but I messed up the dimensions that I needed for my stamp. My mistake is your gain.
The download is a zip file with a single layer svg file for use with any version of SCAL and a dxf file.
My files are for personal use only. Feel free to link to this post, but the files are not to be shared or distributed in any way.
Download the files here.