Jargar Cello strings are all made on a special, flexible steel core.  All Jargar Cello strings- A, D, G and C- are wound with thin threads of metal (Aluminum, copper and different alloys).  Jargar cello strings produce a warm, brilliant and powerful tone.  The 3JCS string set are all ball end strings, medium tension and designed for full size instruments only. 

The Diameters of the medium strings are approx:

A 0.75 mm 

D 0.98 mm

G 1.17 mm

C 1.71 mm