Easy to use, and practical. You can use a ring sizer to measure the size of your finger. Precise and economical ring sizer stick, very suitable for use on the glass display cabinet. Made of copper in increments from 1 to 33 and marked with Hongkong standard ring size, the ring can be accurately measured. tool for any jeweller or anyone wanting to know their exact ring size. Practical jewelry measuring tool, can be used for ring jewelry making. Condition: New Item Type: Rings Mandrel Note:Please note that the new type and old type of this product be sent randomly, and make sure you not mind before ordering. Colour:As Shown Material:Metal Package Contents: 1 x Ring Gauge Mandrel Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.