Designed to take a small drywall screw and not over-penetrate when mounting to 5/8" or 3/4" materials.

Customized version of http://www.thingiverse.com/thing:108869

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=108869

Using the following options:

screw_sink = 15
screw_head = 6.8
resolution = 7
height = 25
top_radius = 9
bottom_width = 13
screw_shaft = 3.75
top_width = 25
bottom_radius = .1