Gridfinity Modular Baseplates

This is a remix of the gridfinity baseplates by josh.hall - https://bit.ly/JHGridfinityBaseplates who did an awesome job with his version of the baseplates.VersionsThe modular baseplates come in two versions:Baseplates that can attach to a metal surface magnetically and use screws from the bottom and hex nuts. Baseplates that cannot attach to a metal surface magnetically and use screws from the top. General usageYou can print any of the baseplates and screw them together with a m3x8 screw (BHCS) and a m3 hex nut. This modularity has a lot of advantages. It gives you the possibility to create a custom grid design, that holds together nicely without the need of glueing it to the surface it sits on. You can later on remove the connection and reassemble the baseplates to your liking, saving you from reprinting baseplates. Also you can print smaller modules on smaller printers and assemble it to a huge grid. The baseplate assembled this way is fully compatible with the standard gridfinity c