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The Ultra Ring Stretcher and Reducer is a precision-engineered, heavy-duty tool designed for resizing rings with ease and accuracy. Constructed from durable cast iron with a sleek European design, it provides reliable performance for professional jewelers and serious hobbyists alike.
Ideal for stretching or reducing ring sizes from 1 to 16, this dual-function tool features a six-spline expansion mandrel and a reducing plate with 16 polished, countersunk dies to preserve the ring’s roundness and surface integrity. Whether resizing due to fit adjustments, repairs, or restoration, this tool delivers clean, controlled results.
The solid base includes four pre-drilled mounting holes for secure bench installation, ensuring stability during use. Operation is simple and efficient—just place the ring on the appropriate die and pull the lever to apply even pressure.
Ultra Ring Sizer and Reducer Tutorial
Material: Heavy-duty Cast Iron with precision-machined steel components
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Finish: Industrial powder-coated frame for enhanced durability and corrosion resistance
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Dimensions: 17.5" (L) x 7.25" (W) x 4.5" (H)
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Weight: 25 lbs (11.34 kg)
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Ring Size Capacity: U.S. sizes 1 to 16
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Stretcher Mechanism: 6-spline mandrel for even and accurate ring expansion
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Reducer Plate: 16 polished, countersunk dies for downsizing rings without marring
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Operation Type: Manual with long-lever action for smooth pressure control
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Mounting: Includes 4 pre-drilled holes for secure bench or table installation
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Application: Suitable for gold, silver, platinum, brass, and other soft metals
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Use Cases: Ring resizing, repair, and fitting adjustments
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Design Origin: European-style design for professional-grade performance
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Tool Compatibility: Works with standard ring mandrels and dies
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User Level: Ideal for professional jewelers, repair technicians, and advanced hobbyists
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