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 durable 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. Ring Sizer Adjuster 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 ensure the perfect fit every time. Complete Ring Sizing Kit: This kit contains everything needed for professional ring sizing, including a solid metal mandrel, a series of sizing tools, a rubber jewelry hammer, and various 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 Agate 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.