Hexagon
thingiverse
I created this one to make my own customizable board game. you can stick these hexagons togehter to get a gaming board at the size you want. The inner part can be used for different smaller hexagon shaped plates, just do what you like.
Download Model from thingiverse
With this file you will be able to print Hexagon 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 Hexagon.