READ BEFORE BUYING TO AVOID DAMAGE ⚠️ This ring stretcher is for SOFT METALS ONLY (Silver, Gold, Copper). It will BREAK rings made of Titanium, Tungsten, Stainless Steel, or any ring with stones (Diamonds, Gems). Precise & Safe Resizing for Compatible Rings When used correctly on appropriate metals, our tool kit allows for easy and accurate ring resizing up to one full US size. It's perfect for achieving a perfect fit on your wedding bands and other precious metal jewelry made from soft, malleable materials. Durable Kit with Protective Rubber Mallet Crafted from high-quality stainless steel for lasting performance. The included double-faced jewelry rubber mallet provides non-marring strikes, making it safe for reshaping deformed rings and performing ring repair on compatible soft metals without causing scratches or damage. Check Your Ring Size and Design First This ring expander tool works only for US ring sizes 6 to 15. It is not suitable for very thin bands or fragile designs. We recommend stretching no more than one size. Always proceed with caution to maintain the integrity of your ring. Essential Tool for DIY Jewelry Enthusiasts An indispensable kit for hobbyists and professionals working with soft metals. Ideal for ring making, resizing, and repair projects. This complete set includes the expanding mandrel and rubber mallet, providing a professional solution for your jewelry workshop. Color: As Shown Material: Metal Package Contents: 1*set Jewelry Ring Stretcher 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.