Romana Octave guitar strings - Set steelSet steel for scale 370 390 mm, tension ca. 5. 0 kg, E1 G3 steel blank, D4 E6 steel core, silver plated copper wire, wound E1 Silver steel . 013 0. 33 mm B2 Silver steel . 015 0. 38 mm G3 Silver steel . 018 0. 46 mm D4 Steel, silver plated, wound . 028 0. 71 A5 Steel, silver plated, wound . 032 0. 81 mm E6 Steel, silver plated, wound . 041 1. 04 mm Set nylon for scale 380 400 mm, tension ca. 5. 2 kg, E1 G3 Nylon blank, D4 E6, Nylon silk core, silver