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:

wing_ratio = 1
slot_width = 2
thread_step = 2
thread_length = 12.5
nut_type = normal
drive_diameter = 8
nut_height = 6
non_thread_length = 31.5
step_shape_degrees = 45
drive_type = phillips
texture = exclude
socket_depth = 3.5
thread_outer_diameter = 9
socket_facets = 6
nut_thread_outer_diameter = 9
nut_diameter = 12
head_type = countersunk
head_diameter = 15
outer_diameter = 14
nut_step_shape_degrees = 45
slot_depth = 2
countersink = 1
resolution = 0.5
nut_thread_step = 2
head_height = 5
non_thread_diameter = 0
thickness = 2
facets = 6
inner_diameter = 8
type = bolt