Customized version of https://www.thingiverse.com/thing:1902359

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=1902359

Using the following options:

RulerLength = 15
Unit = centimeters
WithHole = yes
ReverseDesign = no
ShrinkageCompensationFactor = 1.0
RulerText =
FontSize = 10
BoldFont = no
NarrowFont = no
TextHeight = 1
TextX = 3
TextY = 18
NumberSize = 7
BoldNumbers = no
NumberHeight = 0.5
NumberOffset = 2
UnitsLineWidth = 0.5
SubdivisionsGapWidth = 0.3