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 = 0.5
drive_diameter = 5
nut_type = normal
thread_outer_diameter = 3
slot_width = 1
head_type = hex
countersink = 2
resolution = 0.5
slot_depth = 2
wing_ratio = 1
nut_diameter = 12
non_thread_diameter = 0
nut_thread_step = 2
step_shape_degrees = 45
facets = 6
inner_diameter = 8
socket_depth = 3.5
socket_facets = 6
drive_type = socket
type = rod
nut_thread_outer_diameter = 4
texture = exclude
thickness = 2
non_thread_length = 0
head_height = 5
nut_step_shape_degrees = 45
thread_length = 10
head_diameter = 12
nut_height = 6