Custom Blade Disposal Box

A disposable blade disposal box. Print > Fill with blades > Throw away.

This is an extended re-design of [zapta](https://www.thingiverse.com/zapta/)'s [Customizable X-Acto blade disposal bank](https://www.thingiverse.com/thing:2349306).

* 1mm thin walls: sufficiently stable and secure, no unnecessary waste of material
* 1mm slot + inner slot guard to prevent blades from falling out (should never happen)
* Wedged-shaped opening for easy slot access
* Round and rectangular base shape opti