KKYOYRE Ring Stretcher Tool,Professional Manual Ring Stretcher Reducer,Ring Mandrel for US/EU/HK/NO. Sizes for Jewelry Repair Shop & Craftsmen

【Built for Jewelry Repair Shops】This ring stretcher tool is constructed from high-strength steel for lasting durability. It streamlines the restoration of vintage rings, precise customer resizing, and small-scale production, serving as a reliable, productivity-boosting centerpiece on your bench 【Professional Stretching Function】The vertical lever mandrel delivers powerful mechanical force to safely expand rings by several sizes, functioning as an efficient ring stretcher tool. The mandrel provides precise expansion across key international ring sizes, covering US 1-14, European 41-71, and a wide range of Asian sizing codes 【Professional Reducing Function】 Achieve precise size reduction with the included 16 high-precision reduction dies (18mm to 28mm in diameter). ​It is NOT recommended for stone-set rings (e.g., prong or bezel settings). Attempting to reduce such rings risks prong deformation, gemstone loss, or band distortion, potentially causing irreparable damage 【Simple & Intuitive 3-Step Operation】Our ring stretcher reducer tool features an intuitive 3-step workflow: ① For Stretching:​ Assemble the lever, place the ring on the mandrel, and gently pull the lever upward​ to expand. ② For Reducing:​ Select the correct die (18-28mm), insert the ring, and carefully push the lever downward​ to reduce. ③ Check & Repeat:​ Always verify the new size on a ring mandrel. If needed, simply repeat the process for incremental adjustments until the perfect fit is achieved. This controlled, step-by-step method ensures precision and prevents over-sizing 【Ready-to-Use Complete Kit】​​You will receive a complete ring stretcher tool kit including the vertical stretching lever and a reversible base plate equipped with 16 reduction dies. Its compact design takes up minimal space on your bench, adding professional-grade capability to your workshop

Description:​​The Efficiency Engine for Professional Jewelry Repair Shops​​ The Heavy Duty Ring Stretcher and Reducer is the ultimate tool for serious jewelers, repair technicians, and advanced hobbyists. Moving beyond the limitations of amateur tools, it delivers studio-grade performance and durability designed for quick and precise handling of the most demanding ring resizing jobs.
​​Key Product Advantages:​​
1.Unmatched Durability:​​ Full steel construction ensures it withstands years of daily use, making it a worthwhile investment for professionals.​​
2.True Dual Functionality:​​ No need for two separate machines. The powerful vertical stretching mandrel expands rings with ease, while the complementary reduction base plate provides 16 precision dies for sizing rings down to an exact fit.
3.​​Universal Size Support:​​ Comprehensive compatibility with US, HK, EUR, and NO. sizing systems makes it ideal for shops handling international jewelry.
4.Precision & Control:​​ The lever system gives you complete control over the expansion process, allowing for even, symmetrical stretching that perfectly maintains the ring's circularity—critical for stone-set bands.
Specifications:​​​​Type:​​ Manual Ring Stretcher/Reducer
​​Functions:​​ Stretching & ReducingCompatible
Sizes:​​ US Size: 1 - 14 HK Size: 8 - 32 EUR Size: 41 - 71 NO. Size: 1 - 31
 ​Reduction Feature:​​ Reversible base plate with 8 reduction dies (8 on each side)
 Ideal For:​​ Professional jewelry repair shops, goldsmiths, serious handmade jewelry makers