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 = 5
thread_length = 25
non_thread_length = 0
head_diameter = 12
non_thread_diameter = 0
thickness = 2
thread_outer_diameter = 8
nut_diameter = 14
nut_step_shape_degrees = 45
resolution = 0.5
nut_type = normal
thread_step = 2
head_type = hex
nut_thread_step = 1.5
head_height = 5
type = nut
inner_diameter = 8
nut_resolution = 0.5
step_shape_degrees = 45
socket_diameter = 5
outer_diameter = 14
countersink = 2
nut_thread_outer_diameter = 11