funnel
thingiverse
It's super easy to use this little funnel for all sorts of liquid stuff - like pouring oil or water from one container into another. You can even use it to fill up bottles quickly and neatly. This is basically what a funnel does best - making messy liquids go smoothly into just about any container you need.
Download Model from thingiverse
With this file you will be able to print funnel 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 funnel.