If you are experiencing problems with breaking strings then this article may help isolate some issues.
”Strings do break from age or because of a flaw in the string but most string breakages are caused by a problem with the instrument…”
Rotosound Tru Bronze - 80/20 Bronze - TB12
Rotosound Tru Bronze acoustic guitar strings are Rotosounds’ alternative to the Jumbo King series. Comprising brass wire covers, these strings offer the resonant advantages of such coupled with considerable clarity and tone.