D-4 string, silverplated nylon L-20 series, medium tension
A-5 string, silverplated nylon L-20 series, medium tension
E-6 string, silverplated nylon L-20 series, medium tension
D-4 string, silverplated nylon L-30 series, medium-hard tension
A-5 string, silverplated nylon L-30 series, medium-hard tension
E-6 string, silverplated nylon L-30 series, medium-hard tension
