Steel Ring Mandrel: This robust mandrel is essential for shaping and resizing rings. Ideal for wire wrap designs, it ensures precise sizing from US size 0-13. Its construction allows for use with a hammer to easily round out bands. Jewelry Hammer: Featuring a dual-sided soft rubber head, this hammer is perfect for adjusting and strengthening jewelry without causing damage. Its versatile design ensures that your creations are flawlessly finished without any marks. Set: This set includes 6 adjusters in 3 sizes (2mm round, 3mm flat, 5mm flat), each 100mm long. Designed to fit most rings, these adjusters are easy to customize for a snug fit, ensuring your rings stay securely in place without discomfort. Ring Sizer Belt: Measure ring sizes accurately with this white plastic ring sizer belt, covering US sizes 1-17. It's an essential tool for both professional jewelers and hobbyists to the every time. Complete Kit: This kit contains everything needed for professional , including a solid metal mandrel, a series of sizing tools, a rubber jewelry hammer, and polishing accessories, all neatly stored in a handy bag. Color: As Shown Material: Metal Package Contents: 1 x Ring Mandrel(US SIZE 0-13); 1 x Series of Ring Sizer Tool; 1 x Solid Metal Ring Mandrel; 1 x Rubber Jewelry Hammer; 6x Ring Size Adjusters;1x US White Ring Sizer (Size 1-17), 1 x Scratching Tool; 2 x Polishing Sticks; 2 x Polishing Cloths; 1 x Storage Bag. 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.