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 = 30
drive_type = socket
nut_height = 3.8
nut_diameter = 7
thread_length = 25
nut_type = normal
nut_thread_outer_diameter = 4.2
countersink = 2
drive_diameter = 5
nut_thread_step = 0.7
socket_facets = 6
thread_step = 2
slot_depth = 2
facets = 6
wing_ratio = 1
resolution = 0.5
texture = exclude
head_height = 5
thread_outer_diameter = 8
head_type = hex
socket_depth = 3.5
non_thread_diameter = 0
head_diameter = 12
outer_diameter = 14
inner_diameter = 8
slot_width = 1
thickness = 2
type = nut
non_thread_length = 0
step_shape_degrees = 45