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office knife
filing spine + wallpaper cutter

when you go out to the edge of
a snap-off sections
again sharply
Seven fractures may

+

In the second variant of the lower rail black wider, more
better support
 
EmcySquare2 years ago
Nice and Cheap !
If possible one could use two different colors for the spines: say white and red
You set the cutting edge facing the red spine to avoid accidental cuts and injuries
Vitizop (author)  EmcySquare2 years ago
:)
danger.JPG