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RING SIZER
A 3D-printable true ring sizer by the US measurement system. See conversion chart for other regional systems.
Please calibrate your 3D-printer or change the scale in your 3D-software. For example: If your printer prints a 20 mm cylinder to 20.4 mm β then scale the ring sizer down to 98% (20/20.4).Β Β Β
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