Famous for first class strings since 1956.
Steel core strings.
wrapped with thin threads of pure or alloyed metal.
Warm.
brilliant tone and long durability.
"Classic" series are the standard strings.
"Silver Sound" series has G and C strings with a highly flexible steel core wrapped with pure silver.
C chrome steel.
String tension: dolce 1.06mm/5.5kp/12.1lbs.
medium 1.08mm/6.0kp/13.2lbs.
forte 1.10mm/6.1kp/13.4lbs.