With proprietary anti-rust coating,these strings last 4-5 times longer before oxidation sets in.A Production of automatic winding machines,consistent in quality and performance. These are our new concert string sets.Plain strings are made of high-grade nickel-plated steel.Wound strings are made of advanced hexagonal steel core,and high-quality nickel-plated alloy Plated Steel;Hexagonal Core;Nickel Alloy Winding;Gold-Plated Ball-End Produced by our precision machinery,it features a transparent timbre,advanced electromagnetic property,rich harmonics and long-lasting bass. Super Light. (.009 .011 .016 .024 .032 .042)
