GemOro® Steel Ring Mandrel, Sizes 1–16

Made from high-carbon steel that is polished to a mirror finish and hardened to 58–62HRC, this GemOro® ring mandrel is ideal for your forming and shaping tasks. It features half-size increments and is calibrated to match the GemOro precision ring sizer and aluminum mandrel (both available separately).

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Dimensions: 317.5mm
Range: 1–16 (U.S.)
Brand: GemOro
Shipping weight: 1.9 lbs (0.862kg)
Country of origin: United States