Ring Mandrel, Ring Sizer Ring Measurement Tool Aluminium Finger Ring Gauge Lightweight for Jewelry Making and Finger Measuring

Four-purpose ruler, suitable for different countries, wide range of use.
Lightweight and portable, easy to carry and store.
Easy to use and read with the clear and accurate scales on the stick.
Used to measure the size of the ring and to help shape the ring.
Ring mandrel made of aluminium material, anti-rust and corrosion resistant for long term use.