Based on the idea of the user Sneaks i made a measuring tool for metric screws.

This tool can measure M2-M10 screws with a length of 4-120mm

Printing instructions:

• 0,15 mm layer height
• no supports
• infill 15%
• rectangular infill
• 2 perimeters

Color change for the letters & numbers

If you dont want to paint the letters you can add a color change with prusaslicer.

Prusa color change manual

Update 06.12.2020
Additional version with raised letters