Proxxon PS-13 customizable heads

You can made Proxxon PS-13 head special size and form, just customize it, print it, heat it and turn it.
For changing work surface form, you must change polygon variable "plate_form= [[x, y], ... ]" in OpenScad.
//[-10,0],[0,15],[10,0] - triangle, [-8,0],[-8,16],[8,16],[8,0] - square
For additional info read OpenSCAD Cheat Sheet: https://en.wikibooks.org/wiki/OpenSCAD_User_Manual/Using_the_2D_Subsystem#polygon