Key Features  Quality Material: The jewelry ring stretcher is made of high-quality steel iron. Its thickened base used professional painting technology, so it's not easy to lose paint. Only by carefully selecting the materials used in the product, strictly monitoring each process, and constantly upgrading the product, can we bring more professional products to our customers.   Sturdy and Durable: The head of the enlargement bar is upgraded and double-locked, which is not easy to loosen. The base is fully upgraded and painted so that the base is not easy to lose paint and durable. This jewelry ring expander is made of high-quality steel. Its superior materials and excellent manufacturing process make this product durable.   Easy to Operate: This jewelry ring stretcher, based on the ordinary enlarger technology upgrade, just put the ring on the enlargement bar engraved with a scale and then press the hand lever down, you can get your ideal ring size. Clear Scale: Every number on the expanded page is clear and easy to read, so you can say goodbye to the dilemma of blurred and illegible scales. The clear and precise scale allows you to accurately grasp the size of your finger and know your finger better.   Wide Range of Application: The ring stretcher has a total of four scale leaves in Hong Kong, the United States, Japan, and Europe, so that the ring you buy in whatever country or region will have its corresponding scale.   Application This jewelry ring stretcher is great for jewelry store repairs or for individuals. The stretcher is suitable for gold and silver ring size enlargement. Specifications Material: Steel Iron Color: Silver and Black Weight: About 7kg/15.43lbs Diameter: About 13cm/5.11in Height: 28cm/11.02in   How to Use You first just put the ring on the enlargement bar engraved with a scale and then press the hand lever down, you can get your ideal ring size.   Package Included 1 x Ring Stretcher Notes 1. Rings can only be expanded by up to 0.5-1 yard.