Stanley Proto J5210S 3/8-Inch Drive Socket, 5/16-Inch, 8 Point
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<b>[Product Information]</b><br>
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<li>For square fasteners</li>
<li>3/8-inch Drive Sockets - 8 Point</li>
<li>5/16-inch Size</li>
<li>9/16-inch Nut End Outside Diameter</li>
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