Customized version of http://www.thingiverse.com/thing:896904

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=896904

Using the following options:

Hole_Number = 15
Hole_Radius = 4
Model_Radius = 40
Hole_Pitch = 20
Hole_Angle = 30
Height = 15
Bevel = 5
Bevel_Angle = 53
Definition = 100
Test = export
Internal_Radius = 30
Hole_Distance = 37