The DEWALT Mechanics Tools Set is every mechanics dream tool set as it secures and organizes tools. It features a 72 Tooth gear system that offers high torque ratcheting. In addition, the deep laser etched markings make it easy to identify different socket sizes. There is a 5-degree arc swing and slim head design equipped in this DEWALT Mechanics Tools Set that allows easy maneuverability in cramped areas. Deep laser etched markings for Easy socket size identification 5 Degree arc swing and slim head Design 72 Tooth gear system for high torque ratcheting Low profile directional lever Easy one hand operation. Polished chrome vanadium finish.