Pipecreator
thingiverse
Make your tubes for you AdMechs or whatever machine you want to bash :D For a bigger variation see this pack @https://cults3d.com/en/3d-model/game/pipecreator-ouroborosminiatures-86c3 or @https://www.minihoarder.com/product/tubemaker-set/
Download Model from thingiverse
With this file you will be able to print Pipecreator 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 Pipecreator.