Customized version of https://www.thingiverse.com/thing:3015126

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=3015126

Using the following options:

$fn = 100
string = Shift C
string_size = 6
size_x = 43
size_y = 20
size_z = 3
border = 1.5
concavity = 1
roundness = 5
hole = 4.5
hole_x = 0
hole_y = 0
hole_border = 1.5