Strings are arguably the most important part of any guitar because without them, you wouldn’t be able to play. There are a ton of strings out there, all with different types of sizes, or what guitarists call string gauge. In this blog post, you’re going to get a quick overview of what string gauges are, how to use them and knowing when to change your strings. When talking about the gauge of a guitar string, this is generally the thickness of the string itself. For example, string gauges run from about .009 all the way up to .052 or bigger. The smaller the number, the smaller the gauge and the smaller string thickness, and vice versa. Strings generally come in a set and are labeled with the gauges. For example, a set of light gauge strings will run from .010 through .046, while a set of heavy strings will run from .012 through .054. A lot of the time, string sets will be labeled with without the decimals, so a .010 through .046 is the same as 10-46. And of course, there are li...