Ernie Ball Regular Slinky Stainless Steel Wound Electric Guitar Strings - 10-46 Gauge. Stainless Steel Wound Slinky strings consist of stainless steel wire wrapped around a tin plated high carbon steel core wire for a bright, crisp sound and longer string life. Plain strings are made from tin plated high carbon steel. Sets are available in the same iconic gauge combinations and core to wrap ratios as Ernie Ball’s world famous nickel wound Slinky strings for that Slinky feel with brighter tone.