Thomastik-Infeld Dominant PRO … Thomastik-Infeld Dominant PRO cello C, spiral core/tungsten-nickel alloy Item No. DP44 Manufacturer Thomastik-Infeld Thomastik-Infeld Dominant PRO … Thomastik-Infeld Dominant PRO cello C, spiral core/tungsten-nickel alloy × Thomastik-Infeld Dominant PRO cello C, spiral core/tungsten-nickel alloy