If you need to change the size or anything message me for help.
Other sizes and format can be fabricated - it's FREE, just let me know what size you want.
All bugs are checked and fixed.
.stl file is healed and ready to prototype.
Watertight and ready for printing/milling
Nominal size (although easily adjustable in any 3D software)
Rhino 6,Matrix 9, Keyshot , Materialise Magics,
Ring Size SZ4SZ4.5SZ5SZ5.5SZ6SZ6.5SZ7SZ7.5SZ8SZ8.5SZ9SZ9.5SZ10SZ10.5SZ11SZ11.5SZ12SZ12.5