Most people don’t need an architect scale ruler, but for those who do need one, this is for
This ruler will make your job easier, so you can obtain measurements off the drawing without having to convert from the drawing’s actual measurements. You can use the 12″ size in the office. Or, you can take the 6″ pocket version with you into the field. For larger drawings, you can use the retractable pocket architect tape. This will work either in the field, or the office.