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Ernie Ball Cobalt
Ernie Ball Cobalt strings are a combination of cobalt and iron to create the most magnetic alloy available in a set of guitar strings. This material has a heady and powerful tone and response which...
Ernie Ball Cobalt strings are a combination of cobalt and iron to create the most magnetic alloy available in a set of guitar strings. This material has a heady and powerful tone and response which many players are completely falling for.
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