Customized version of http://www.thingiverse.com/thing:193647

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=193647

Using the following options:

nut_step_shape_degrees = 45
thickness = 2
wing_ratio = 1
slot_depth = 2
outer_diameter = 4
facets = 6
slot_width = 1
non_thread_length = 20
head_type = socket
countersink = 2
nut_diameter = 5
texture = exclude
thread_step = 0.5
resolution = 0.5
nut_type = normal
non_thread_diameter = 0
drive_type = phillips
thread_outer_diameter = 3.0
type = nut
head_diameter = 4
inner_diameter = 3.5
nut_resolution = 0.5
nut_height = 4
step_shape_degrees = 45
head_height = 4
nut_thread_step = 0.5
nut_thread_outer_diameter = 3.5
drive_diameter = 5
thread_length = 5.0