cello string set 4/4, medium
cello string A-1 4/4, medium, aluminum
cello string D-2 4/4, medium, aluminum
cello string G-3 4/4, medium, silver
violin string E-1 3/4, plain steel
violin string A-2 3/4, aluminum wound
violin string D-3 3/4, aluminum wound
violin string G-4 3/4, silver wound