Practice models.
grabcad
Just a heads up, I'm doing this just for beginners to get some practice going. Feel free to let me know if there are any changes or updates that pop into your mind!
Download Model from grabcad
With this file you will be able to print Practice models. 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 Practice models..