Ernie Ball Slinky Roundwound 6-string electric bass strings are made from nickel-plated steel wrapped around a hex-shaped steel core wire. Each bass guitar string produces a bright balanced tone and is manufactured with the freshest and finest raw materials in the beautiful Coachella Valley of Southern California. Designed for basses with a 34 inch scale the overall string length is 48 and the taper begins at 37 1/4 . Gauges .032 .045 .065 .080 .0100 .130.