Product Material: This ring making tool kit is made of plastic and steel , with a sturdy structure that is not easy to break or deform , providing long term stable use Ring Tools: Equipped with professional ring measuring tools , it can accurately measure the ring size during the production process , ensuring a comfortable fit for the ring and avoiding rework due to size deviations Versatile: This set of tools is suitable for a wide range of jewelry making processes and can be used for polishing , restoration , ring and metal shaping , welding , and more Easy to Use: The jewelry making tool is ergonomically designed and intuitive to learn , even beginners in jewelry making can quickly master it , making it easy to your DIY journey Set Content: This set contains 14 different styles of jewelry tools , fully meeting the diverse needs of ring making and metalworking , making it an ideal choice for jewelry DIY enthusiasts and professional craftsmen.