Cummins F.I. Pulley Set 5042, a comprehensive automotive tool kit for Cummins STC injectors. This set includes an injector puller, a torque wrench ( 20126), and a tappet adjusting tool ( 20129). This set is essential for automotive repair and maintenance, specifically designed for Cummins engines. The tools are made for precision and durability, ensuring effective use for engine work. All components are in excellent, lightly used condition, maintained well, and come in their original, sturdy carrying case for easy organization and transport.