The Lord Abbett Bond-Debenture Fund, Inc. Class R4 (ticker: LBNSX) is a mutual fund that primarily invests in a diverse portfolio of high-quality corporate bonds and debentures. This fund aims to provide investors with a steady stream of income through interest payments, while also seeking to preserve capital and achieve long-term growth. With a focus on credit quality and risk management, the Lord Abbett Bond-Debenture Fund offers a conservative approach to fixed-income investing. As a Class R4 fund, it may be available to institutional investors and may have lower fees compared to other share classes.