Dr’s ddt line was specifically designed to enable players to maintain stable and consistent tuning under any alternate tuning situation. Ddt strings go right into tune and lock in. Dr strings has formulated specific technologies to enhance the performance and tone with drop-down tuning strings. Dr strings believe ddt’s are the first guitar and bass string sets specifically designed to work for drop tunings. They are so stable it is almost eerie. -afStable, Accurate, Clear
DDT Strings go right into tune and lock in.
Be surprised how little adjustments you make.