@ François and HG: no .stl are not dangerous, this is the most common extension for 3D printing. No, the fact is, François, that the link you sent is corrupted. For me too, it cannot open and I get a message that this file is dangerous.
You can try this link:
@ François and HG: no .stl are not dangerous, this is the most common extension for 3D printing. No, the fact is, François, that the link you sent is corrupted. For me too, it cannot open and I get a message that this file is dangerous. You can try this link:
https://www.tinkercad.com/things/6MCsUshBVm4-femme-fatale?sharecode=Q4U5-HZHlGiXscfJX1laJMcA2-jErKcuRTDSgozfEwg
For HG: indeed, this piece should be strictly cylindrically symmetric.