Thomastik Plain Steel Strings for Acoustic GuitarTechnical DetailsNR.NoteMaterialGaugeDTP08GGplain steel, brass plated0.008DTP08TGGplain steel, tin plated0.008DTP09GGplain steel, brass plated0.009DTP09TGGplain steel, tin plated0.009DTP10Eplain steel, brass plated0.010DTP10TEplain steel, tin plated0.010DTP11Eplain steel, brass plated0.011DTP11TEplain steel, tin plated0.011DTP12E / Dplain steel, brass plated0.012DTP12TE / Dplain steel, tin plated0.012DTP13B / Dplain steel, brass plated0.013DTP13TB / Dplain steel, tin plated0.013DTP14B / Dplain steel, brass plated0.014DTP14TBplain steel, tin plated0.014DTP15Bplain steel, brass plated0.015DTP15TBplain steel, tin plated0.015DTP16Bplain steel, brass plated0.016DTP16TBplain steel, tin plated0.016DTP17Bplain steel, brass plated0.017DTP17TBplain steel, tin plated0.017