If you make the fixture shown in the picture, then cropped the Wallpaper strip will have the same dimensions and strict perpendicularity of the cutting line.
Recommend to read
THE GARDEN — IN A BARREL!
If on a country or garden site has an old wooden barrel large sizes, then it is possible to make an unusual bed — vertical. Of course, this is easy to fabricate and specifically in...
TWEEZERS FROM THE FISHING LINE
In cases where you need to tighten the screw or bolt in tight places, for example in a deep hole or narrow slit, you should take a strong string or fishing line. Fit the loop of her neck...
