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    Steel Mandrel #8-32 for Thread-Setter

    Part #: BR-39255

    Steel mandrel is a replacement part designed for #8-32 UNC rivet nuts, made to work with Howmet’s #39200 / A-L Metric / Thread-Setter tools. Hardened steel construction provides durable thread forming in rivet-nuts, restoring precise engagement and consistent performance. With an overall length of approximately 4.00 inches, this mandrel ensures reliable strength for fastening in sheet metal, enclosures, and industrial assemblies.