Metric Nut optimized for 3D print

Usable metric nuts

If you need a different size of the model, write the comments or create thing by Customizer.
"Create Thing" button works.

See also bolts at https://www.thingiverse.com/thing:5856342

Update 2024-09-01: M48 .. M100 added
Update 5/2023: M42 added (for M42 bolt at link ^^^)