Tackle tough fastening applications with the DEWALT® TOUGHSERIES 49 pc. 1/2 in. Drive Mechanics Tool Set. This comprehensive set includes a ratchet, sockets, and other versatile accessories ideal for a wide range of jobs. The sockets included in this set feature powerjaw technology that provides 30% more torque on rounded fasteners†. The 144-tooth count ratchet delivers 4X longer life* and a 2.5 degree arc swing that helps ease movement in cramped areas. Engineered with a full-polish chrome finish that helps provide corrosion resistance, these tools come packed in a durable case for organization and portability.