Stackable Pen Holder

Holder for 30 pencils 10 by 3 rows. Prints in 2 parts. Any parts are stackable on short side. For long side need to print left and right parts.
Printed in SBS 0.2 layer and some supports for locks.
There are two sets of parts with a diffrent cell size. Files "10_pencils_*" - 10 mm diameter (for pens), "8_pencils_*" - 8.8 mm diam (for pencils).