Made to provide long life and bright sound, GHS Bajo Quinto Stainless Steel strings offer Loop End with Lock Twist for the best possible tuning and tension. A heavy core wire provides strength and volume while their professional gauging gives you excellent tone qualities. Gauge information (in inches): 1: F - .024 2: F - .024 3: C - .036 4: C - .036 5: G - .046 6: G - .046 7: D - .062 8: D - .030 9: A - .078 10: A - .036