Kester 331 Organic Core Solder 63/37 .031 1 lb. Spool by NTE Electronics
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<b>[Product Information]</b><br>
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<li>Kester 24-6337-6403</li>
<li>Organic water-soluble flux</li>
<li>Wire Diameter, .031", 0.80mm (21 gauge)</li>
<li>Alloy: SN63 / PB37 (63% tin, 37% lead)</li>
<li>Melting Range: 361º F, 183º C</li>
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