This Model features a zero retract design for the walls. It is designed to have only 0.8mm space for particles to go through.
Print in a temperature resistant material such as ABS or PETG. PLA will deform when you try to dry it. Mine are printed in ABS.
The thread is relatively fine and when tightened with the included wrench it will be hard to open with bare hands.
The author marked this model as their own original creation.