full lidinoid pen holder triply periodic minimal surface —

Founded full lidinoid pen holder triply periodic minimal surface models & stl files for printing
Twisted square pen holder
Guillaume Gendron
Caliper pen
jpb515
Modular Pen Holder
Printmaker3D
Usb Holder
MakerMitch3D
Double Helical Gear Pen Holder
2L 3D Printing and Design