Initially started as Sketchup learning. It can hold many type of pen and marker, is self centering and shock absorber. I tried to not needed support. The pieces could be stick together without glue. ** Caution before to print: I have a SX first release I hope the head support are the same of the last version. * * More on: http://midisurfing.blogspot.it/ Update:doubled columns theet, more large spacer, adapter for thin pens.
Designed by Paolo Fiaschi on February 2, 2017