EJ63, D'Addario's universally appealing tenor banjo set, is optimally gauged for C-G-D-A tuning on 4-string banjo. Loopend construction for universal fit. 4-string tenor banjo set for C-G-D-A tuning Loopend construction for universal fit Nickelplated steel for bright tone, smooth feel and long life Made in the U.S.A. for the highest quality and performance String Gauges: Plain Steel .009, .016, Nickel Wound .023, .030 Environmentally friendly, corrosion resistant packaging for strings that are always fresh