This is aA 3D printable graded ring size measuring cone, coveringUS ring sizes from 3 to 15It is designed for jewelers, creators, and anyone who needs to measure the exact size of a ring.
Every size isClearly markedAnd the cone contains one thing.Side slotThis way, you can easily slip the ring on and off without twisting it.
It's very suitable for measuring existing rings or checking the size during the design of customized rings.

✅ Features

American sizes3–15

Every size is labeledRing size

IncludingInner diameter (mm)andInternal circumference (mm)Reference chart

Easy to slideSide incisionYou can quickly take off the ring

YesNo support is neededPrint it neatly

A smooth transition between comfortable shapes and sizes