A2012 Especially designed for 12-string acoustic guitars. It features excellent resonance, bright timbre and rich harmonics, suitable for various styles of solo or accompaniment.
• For 12-string acoustic guitars, strings for practice and performing
• Plated steel plain strings,  steel core, copper plated alloy winding, anti-rust coating (phosphor bronze color)
10-50 is the most popular gauge for 12-string acoustic guitar strings