Outside material:Imported silver jacketed wire Inside material :Imported nylon Packaging :Paper box Inner packing :Vacuum packaging The strings of ORPHEE-TR series has a fast- string tuning,stable pitch, which enables good performance. The alloy surface is oxidation-proof for its multi-layers processing. TR-57 inch 028 032 040 030 036 045 mm 0.71 0.81 1.02 0.76 0.91 1.14
