Drawing Set 4pcs W/Book Holder Cm 30

Case with essential items for technical drawing.
Each piece is provided with its own seat and on the back is a pocket in which to store the sketchbook.
Envelope available in assorted fluorescent colors
On the back you can also insert your sketchbook
Composition:

1 pc. drawing ruler 30 cm.
1 pc. 360° protractor 12 cm.
1 pc. drawing square 45° 30 cm.
1 pc. drawing square 60° 30 cm.
Size: 36.5 x 25.8 cm.