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:

outer_diameter = 14
thread_step = 2
nut_type = normal
drive_diameter = 5
thread_outer_diameter = 9.5
slot_width = 1
head_type = hex
resolution = 0.5
countersink = 2
step_shape_degrees = 45
slot_depth = 2
nut_diameter = 13.5
wing_ratio = 1
non_thread_diameter = 0
nut_thread_step = 2
facets = 6
socket_depth = 3.5
inner_diameter = 8
socket_facets = 6
nut_thread_outer_diameter = 10.5
type = nut
texture = exclude
drive_type = socket
thickness = 2
non_thread_length = 15.9
head_height = 4.5
nut_step_shape_degrees = 45
thread_length = 5
head_diameter = 12
nut_height = 4.5