Set of tuning rings for oboe. When printed as a set you will probably need a slight bit of sanding unless your printer is really set up perfectly.

Anycubic

All-metal Mega

No

No

100

20

0.1 mm height just because they are small. You could probably be fine with 0.2. Even at 0.1 and 30 mm/s speed it still finished in about 10 minutes.