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_height = 6
thread_step = 2
type = nut
thickness = 2
socket_facets = 6
step_shape_degrees = 45
inner_diameter = 8
head_type = hex
drive_diameter = 5
wing_ratio = 1
outer_diameter = 14
facets = 6
socket_depth = 3.5
head_diameter = 12
nut_diameter = 12
thread_length = 25
thread_outer_diameter = 8
drive_type = socket
nut_type = normal
nut_thread_step = 2
texture = exclude
nut_step_shape_degrees = 45
non_thread_diameter = 0
resolution = 0.5
slot_width = 1
countersink = 2
non_thread_length = 0
nut_thread_outer_diameter = 9
head_height = 5
slot_depth = 2