The Hillman Group 3327 ¼-20 x 3/4-Inch Expansion Nut, 10-Pack
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<b>[Product Information]</b><br>
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<li>Used to seal bolt holes top prevent leaking</li>
<li>Also used to dampen vibration</li>
<li>Can be used in blind and closed-end holes</li>
<li>Quantity per pack: 10</li>
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