Key holder easy to print.
2 .stl files are available.
Indeed the balls to be clipped are not quite to the same Ø according to the manufacturers. This oscillates between Ø15 and Ø16.
For this there are 2 sizes so as not to break the branches following the marbles you find.
Injectable materials easily: PLA / ABS
Not in "Z" 0.2mm or less.
Feed speed 50 / 100mm / s
Bed support: Yes
Vertical support: no