Summary
Customized version of http://www.thingiverse.com/thing:822726
Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=822726
Instructions
Using the following options:
floor_thickness = 3
hole_depth = 13
hole_tolerance_percent = 5
num_total = 45
vgap_tenths = 25
hgap_tenths = 25
bottom_vgap = 1
max_h = 90
margin_tenths = 30
The author marked this model as their own original creation.