- Daddario XSE1156; Med Top/X-Hvy Bottom electric guitar strings; nickel plated steel; same polymer coating like the XS acoustic-strings; high-carbon steel string core like the NYXL strings; sonic behavior like an uncoated EXL string; gauges: 011, .014, .019, .032, .044, .056; made in U.S.A EUR 15.00 - See more - Buy online