Days Since...Sign, multiple variations

These signs are inspired by factory safety signs, but I added some variations specifically for 3D printers!

There are three models:

• Date of last cleaning
• Days since last “incident”
• Days since last print catastrophe

There are removable tiles for numbers 0-9, a question mark (?), and a blank tile for you to customize your signs. For the “incident” and “print catastrophe” signs there's also a joke sign for 0 days.