A jar whose lid actually screws on: coarse multi-start threads that print without supports and open in two-thirds of a turn, like a real food jar.
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Yes. The lid and the jar share a coarse multi-start thread that prints without supports and screws on in half a turn.
Raise the thread clearance by 0.1 mm and regenerate. Printers vary a little in how much they swell threads.
With the optional seal washer printed in TPU it holds dry goods and keeps moisture out; it is not meant for liquids under pressure.
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