This is the Helicore D string that Wood Violins recommends for fretted Vipers. This titanium-wound, stranded steel core string holds up better over time than the regular Wood Violins D string, that had issues with the winding shredding where the string met the frets.This is the Helicore D string that Wood Violins recommends for fretted Vipers. The titanium-wound, stranded steel core string holds up better over time than the regular Wood Violins A string, that had issues with the winding shredding where the string met the frets. (The Helicore violin D string has always been titanium-wound. We're just making special note of it here so that folks looking for the titanium A and D string that Wood Violins recommends for fretted Vipers can find the string more easily. The Helicore titanium-wound violin A string, however, is new.
