Präzision Solo 3/4 double bass strings have a solid steel core with chrome winding and give a beautiful brilliant sound. The strings are very durable and therefore beneficial for double bass players in many styles of music. In addition to the standard A/E/B/Fis1 string set, a C# string is also available, all in the medium version:

Thomastik terminated the fabrication of these strings. Some set/strings are still available.