Cu thing
thingiverse
This custom-made item is based on the design at http://www.thingiverse.com/thing:114247. Customize your own version using the provided options such as ring_height_step, Build_Plate_Manual_Length, pin_cap_gap, center_radius, font_depth, Build_Plate_Type, pin_radius, font, Build_Plate_Manual_Width, element, ring_spacing, ring_height, mesh_resolution, pin_hole_radius, pin_cap_width, and ring_width to create a unique item. The material used is Cu, and the design features rings spaced 2.5 apart with a height of 6, pins with a radius of 2.45 and a hole radius of 3, and caps with a width of 4. The customization can be accessed through http://www.thingiverse.com/apps/customizer/run?thing_id=114247.
With this file you will be able to print Cu thing with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Cu thing.