This jewelry sizing tool set includes a solid ring mandrel and a rubber hammer, ideal for resizing and reshaping rings. The mandrel is built to withstand hammering, allowing for precise adjustments. The rubber hammer provides a gentle touch, ensuring your jewelry remains unuesd while the fit. This set is essential for any jewelry maker. Features -Color:Assorted Color -Material:Copper, rubber, stainless steel -Size:24.00X6.30X2.20cm/9.43X2.48X0.86in -Size:23.50X2.40X2.40cm/9.24X0.94X0.94in -Accurate ring adjustment: the solid ring mandrel can be hammered to achieve precise ring size adjustments, ensuring a fit every time -Shape restoration capability: with the included jewelry rubber hammer, you can easily restore the shape of rings, keeping them looking beautiful -Multipurpose tool: this tool is ideal for not only rings but also for reshaping and repairing various types of jewelry -Sturdy construction: made from a copper rod and rubber hammer, it is designed for durability and longterm use without damage -Portable design: its compact and lightweight design makes it easy to carry, allowing for convenient ring adjustments and repairs wherever you are Package list: 1 sizer hammer 1 x jewelry rubber hammer